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Solicitudes publicadas en los últimos 120 días / Applications published in the last 120 days
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INNER LIGHT CLEANING DEVICE FOR MICROALGAE CULTURE

Publication No.:  KR20250098735A 01/07/2025
Applicant: 
주식회사마이크로알지에스크어스

Absstract of: KR20250098735A

본 발명은 수조내 장착되는 봉상의 내부광을 세척하기 위한 것으로, 노즐이 내주면에 장착된 링형 세척부; 상기 링형 세척부의 일단에 장착된 세척지지부; 및 상기 세척지지부의 단부를 지지하되, 상기 세척지지부에 세척액을 공급하는 세척액공급관이 장착된 세척액공급부를 포함하는 미세조류 배양용 내부광 세척장치를 제공한다.

INNER LIGHT CLEANING DEVICE FOR MICROALGAE CULTURE

Publication No.:  KR20250098733A 01/07/2025
Applicant: 
주식회사마이크로알지에스크어스

Absstract of: KR20250098733A

본 발명은 수조내 장착되는 봉상의 내부광을 세척하기 위한 것으로, 노즐이 내주면에 장착된 말굽형 세척부; 상기 말굽형 세척부의 일단에 장착된 세척지지부; 및 상기 세척지지부의 단부를 지지하되, 상기 세척지지부에 세척액을 공급하는 세척액공급관이 장착된 세척액공급부를 포함하는 미세조류 배양용 내부광 세척장치를 제공한다.

LIGHT CULTIVATION SYSTEM FOR MICROALGAE

Publication No.:  KR20250096906A 30/06/2025
Applicant: 
재단법인환동해산업연구원

Absstract of: KR20250096906A

본 발명은 미세조류의 광배양 시스템에 관한 것으로, 배양액이 투입되며, 다수의 T형 연결관을 연결하여 형성되는 수평 배관부; 상기 각 T형 연결관에서 연결되어 상부로 일정길이 연장되며, 배양액이 투입되고 상기 투입된 배양액에 미세조류가 생장하는 투명 수직 배양관부; 상기 수평 배관부의 내측에 설치되어 상기 투명 수직 배양관부로 에어를 공급하는 에어 배출관부; 상기 에어 배출관부와 연결되어 에어 배출관부로 에어를 공급하는 에어 공급부; 상기 투명 수직 배양관부의 내측에 수직으로 설치되는 LED 광원부; 상기 투명 수직 배양관부의 상부에 마련되는 수질측정센서와, 상기 에어 공급부에 마련되어 상기 에어 공급부를 통해 공급되는 에어에 포함된 이산화탄소를 측정하는 CO2 센서로 이루어지는 센서부; 및 상기 센서부의 신호를 전송받아, 상기 에어 공급부와 상기 LED 광원부의 구동을 제어하는 컨트롤러;로 이루어지는 것을 특징으로 하는 미세조류 광배양 시스템을 제공한다.

Novel water-spraying temperature-regulating microalgae culture pond

Publication No.:  CN223033355U 27/06/2025
Applicant: 
FUJIAN LUOYUAN LIANAO DALAI MARINE TECH CO LTD
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CN_223033355_U

Absstract of: CN223033355U

The utility model discloses a novel water spraying temperature adjusting type microalgae culture pond which comprises a separating wall, a supporting column fixedly connected to the top end of the separating wall, a first transverse plate fixedly connected to the outer ring of the supporting column, a first fixing column fixedly connected to the bottom end of the first transverse plate, and a second transverse plate fixedly connected to the outer ring of the first fixing column. And the bottom end of the second transverse plate is fixedly connected with a second fixing column, the bottom end of the second fixing column is fixedly connected with a base, and the bottom end of the base is fixedly connected with a light supplementing lamp. By means of the design of the light supplementing lamp at the bottom end of the base, it is ensured that microalgae can obtain uniform illumination on all layers, which is crucial to photosynthesis of the microalgae, the growth rate and biomass of the microalgae can be improved, due to the modular design of the structure, all assemblies are easy to check and maintain, problems can be found and solved in time, and the cost is reduced. Long-term stable operation of the culture pond is guaranteed, reasonable layout of the light supplementing lamps and accurate control of the spraying system are beneficial for reducing energy waste, and the culture efficiency is improved.

Algaecide for removing lead in complex high-salt water as well as preparation method and application of algaecide

Publication No.:  CN120208430A 27/06/2025
Applicant: 
WUHAN UNIV OF TECHNOLOGY
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CN_120208430_PA

Absstract of: CN120208430A

The invention discloses an algaecide for removing lead in complex high-salt water. The algaecide is prepared from the following components in parts by weight: 0.1-2 parts of montmorillonite, 2-4 parts of sodium alginate, 1-5 parts of calcium chloride and 2-4 parts of algae mud. The preparation method of the algicide comprises the following steps: adding montmorillonite into water to prepare a uniform suspension, and then adding algae mud to obtain a microalgae montmorillonite mixed suspension with the solid-to-liquid ratio of 0.0025-0.1 g/mL; sodium alginate is added into water, a uniform viscous solution with the concentration of 0.0085-0.067 g/mL is obtained under the heating condition, and the uniform viscous solution and the microalgae montmorillonite mixed suspension are uniformly stirred to obtain gel homogenization; and the gel is homogenized and dropped into a CaCl2 aqueous solution, and curing, filtering, washing and drying are performed to obtain the algicide. According to the method, the chlorella-montmorillonite-sodium alginate gel balls are prepared from the chlorella-containing algae mud, so that the survival time of the chlorella in the complex high-salt water is ensured, the method has extremely high removal rate and stability on lead in the complex high-salt water, and meanwhile, the chlorella-montmorillonite-sodium alginate gel balls are easy to separate and reuse.

Miniature sewage purification robot based on algal-bacterial symbiotic system and preparation method thereof

Publication No.:  CN120208428A 27/06/2025
Applicant: 
BEIJING INSTITUTE OF TECH
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CN_120208428_PA

Absstract of: CN120208428A

The invention discloses a micro sewage purification robot based on an algal-bacterial symbiotic system and a preparation method of the micro sewage purification robot. The robot comprises a spiral carrier used for carrying the algal-bacterial symbiotic system, a swim-ring-shaped protective shell and a biological coating on the surface of the spiral carrier, and is characterized in that the section of the spiral carrier is of a star-shaped distribution structure, and the axis of the spiral carrier is hollow; microalgae are implanted into the spiral carrier; a fibronectin coating on which bacteria are attached is arranged on the surface of the spiral carrier; the device is provided with a swim ring-shaped protective shell. Through the design of the spiral carrier and the fibronectin coating, the attachment area and attachment firmness of bacteria on the carrier are increased, the pollutant decomposition efficiency of the algal-bacterial symbiotic system is improved, and the carrier has small resistance when moving in water; the protective shell structure prevents the carrier from being physically damaged, the service life of the robot is prolonged, meanwhile, the spiral carrier and the protective shell are formed by photocuring printing of degradable hydrogel materials, and environmental friendliness is achieved.

Microalgae bioreactor for treating tail water of bacteria-algae integrated culture

Publication No.:  CN223033223U 27/06/2025
Applicant: 
SHANDONG YIDA QINGYUAN DETECTION TECH CO LTD
RIZHAO POLYTECHNIC
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\u65E5\u7167\u804C\u4E1A\u6280\u672F\u5B66\u9662
CN_223033223_U

Absstract of: CN223033223U

The utility model discloses a microalgae bioreactor for tail water treatment of bacteria-algae integrated culture, which relates to the technical field of microalgae bioreactors and comprises a mounting rack, a bottom plate arranged at the lower end of the mounting rack, a reactor body rotatably mounted on the bottom plate, a mounting groove formed in the reactor body, and an illuminating lamp mounted in the mounting groove. The illuminating lamp is fixedly connected with the upper end of the mounting frame, and the mounting frame is rotationally mounted on the bottom frame. When the rotating rod II drives the mounting frame to rotate, the reactor body is inclined, so that microalgae in the outdoor reactor body can fully perform photosynthesis, and meanwhile, all parts of the microalgae in the reactor body can be fully contacted with sunlight in combination with the autorotation of the reactor body, so that the photosynthesis is improved.

Method for producing cephalin by using carbon source

Publication No.:  CN120210303A 27/06/2025
Applicant: 
NAN YA PLASTICS CORP
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CN_120210303_PA

Absstract of: CN120210303A

The invention discloses a method for producing cephalin by using a carbon source. The method comprises the following steps: culturing modified cyanobacteria, performing fermentation light treatment, performing filtration treatment and performing oil-water separation treatment. The step of culturing the modified blue-green bacteria is that the modified blue-green bacteria are cultured in an environment containing a carbon source, so that the carbon source is converted into serine by the modified blue-green bacteria. In the fermentation light treatment, serine, lecithin and phospholipase are mixed in a light reaction tank to obtain cephalin mixed liquor. And the filtering treatment is that the cephalin mixed liquid passes through a filtering membrane to obtain filtrate. The oil-water separation treatment comprises the following steps: placing the filtrate in an oil-water separator, standing for a preset time, and taking the upper layer to obtain cephalin. According to the method disclosed by the invention, L-serine produced from a carbon source is used as a reaction precursor to produce cephalin, so that the economic benefit of waste gas treatment is improved.

Composition for skin regeneration comprising carotenoids derived from microalgae

Publication No.:  KR20250094829A 26/06/2025
Applicant: 
한서대학교산학협력단순천향대학교산학협력단

Absstract of: KR20250094829A

본 발명은 미세조류 유래 카로티노이드를 유효성분으로 하는 피부 재생용 조성물에 관한 것으로, 보다 구체적으로는 헤마토코쿠스 플루비알리스 유래 카로티노이드가 절단된 제브라피쉬 발생배의 꼬리 지느러미를 재생시키는 효과를 확인하여, 해당 성분이 재생용 조성물 또는 화장료로 활용될 수 있다.

NOVEL DIETARY SUPPLEMENT COMPOSITION AND USES THEREOF

Publication No.:  WO2025133482A1 26/06/2025
Applicant: 
MICROPHYT [FR]
MICROPHYT

Absstract of: WO2025133482A1

The invention relates to a novel oral or sublingual composition comprising an extract of the microalga Tetradesmus sp. and/or an extract of the microalga Pavlova sp. The composition is used as a medicine, in particular for reducing intestinal hyperpermeability, and/or reinforcing the intestinal barrier, and/or improving intestinal transit, and/or modulating intestinal microbiota and/or improving gastrointestinal disorders, and/or maintaining and/or increasing immune defences and/or reducing stress. The composition improves well-being, sleep and cognitive abilities, in particular in humans.

ANTI-INFLAMMATORY OR AGING-SUPPRESSING COMPOSITION CONTAINING EXTRACELLULAR VESICLES DERIVED FROM PLANT, MUSHROOM OR MICROALGA

Publication No.:  WO2025135193A1 26/06/2025
Applicant: 
THE UNIV OF TOKYO [JP]
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Absstract of: WO2025135193A1

This anti-inflammatory or aging-suppressing composition contains extracellular vesicles derived from a plant of the family Apiaceae, Lamiaceae, Theaceae, Selaginellaceae, Brassicaceae, Asteraceae, Amaranthaceae, Amaryllidaceae, Fabaceae, Cucurbitaceae, Zingiberaceae, Polygonaceae, Dioscoraceae, Vitaceae, Rosaceae, Solanaceae, Ericaceae, Lythraceae or Rutaceae, a mushroom or a microalga.

SYSTEMS AND METHODS FOR CYANOBACTERIA INDOOR AIR BIOFILTRATION TO REDUCE AIR HANDLING ENERGY CONSUMPTION

Publication No.:  US2025207079A1 26/06/2025
Applicant: 
VERDETERRA LLC [US]
VerdeTerra LLC

Absstract of: US2025207079A1

Systems and methods for cyanobacteria indoor air biofiltration to reduce air handling energy consumption are disclosed. A system may include: a heating, ventilation, and air conditioning (HVAC) system comprising an air valve that controls a flow of conditioned, untreated air from an enclosed area; and a biofiltration device comprising: a controller that interfaces with the air valve and controls the air valve to open or close; an air inlet that receives the untreated air from the air valve when the air valve is in an open position; a bioreactor comprising a bio-organism; an air bubble mixing system that receives the untreated air and diffuses the untreated air into the bioreactor, wherein the bio-organism is configured to consume CO2 via photosynthesis and to release treated air; and an air outlet that receives the treated air from the bioreactor and expels the treated air to enclosed area.

Microalgae culture device

Publication No.:  KR20250094550A 25/06/2025
Applicant: 
순천향대학교산학협력단앨지바이오주식회사

Absstract of: KR20250094550A

미세조류 배양시스템이 개시된다. 본 발명의 일 측면에 따른 미세조류 배양시스템은 미세조류가 배양되는 제1 공간을 제공하고, 상기 미세조류가 상대적으로 저조도 환경에서 놓이도록 형성된 제1 수조; 및 상기 제1 수조로부터 상기 미세조류가 유입되고 수용되는 제2 공간을 제공하고, 상기 제2 공간에 수용된 상기 미세조류가 상대적으로 고조도 환경에서 놓이도록 형성된 제2 수조를 포함한다.

Novel Monoraphidium sp. microalgae for polyhydroxyalkanoate PHA production and method for producing PHA thereof

Publication No.:  KR20250093705A 25/06/2025
Applicant: 
국립낙동강생물자원관

Absstract of: KR20250093705A

본 발명은 자연에서 생분해 될 수 있는 플라스틱 원료인 폴리하이드록시알칸산(Polyhydraoxyalkanoate; PHA)을 대량으로 생산할 수 있는 새로운 수단으로 PHA의 주요 단량체인 PHB(Poly-3-hydroxybutyrate)의 생산능을 갖는 신규 미세 조류 및 이의 용도에 관한 것으로, 신규 미세조류인 모노라피디움(Monoraphidium) 속 KGH1-8 균주는 유기탄소원을 이용해 고속으로 성장할 수 있으며, 성장이 멈추면 PHB(Poly-3-hydroxybutyrate)를 축적하는 특성이 있으며, 유기탄소원을 함유한 대용량 배지에 배양시 PHB(Poly-3-hydroxybutyrate)를 함유하는 바이오매스를 대용량으로 제조하는 것이 가능하기 때문에, 상기 미세조류를 이용하여 PHB(Poly-3-hydroxybutyrate)를 대량으로 생산한다.

Microalgae culture device

Publication No.:  KR20250094551A 25/06/2025
Applicant: 
순천향대학교산학협력단앨지바이오주식회사

Absstract of: KR20250094551A

미세조류 배양장치가 개시된다. 본 발명의 일 측면에 따른 미세조류 배양장치는 미세조류가 배양되는 배양액을 수용하고, 일측에 개방구가 형성된 수조; 및 태양광을 반사하되, 반사된 태양광이 상기 개방구로 유입되도록 반사각 조절이 가능한 반사경을 포함할 수 있다.

Method for synthesizing grease by utilizing lignin wastewater through microalgae-fungus co-culture

Publication No.:  CN120193027A 24/06/2025
Applicant: 
HUAZHONG UNIV OF SCIENCE AND TECHNOLOGY
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CN_120193027_A

Absstract of: CN120193027A

The invention belongs to the field of microalgae-fungus bioengineering and the technical field of lignin wastewater treatment, and discloses a method for synthesizing grease by utilizing lignin wastewater through microalgae-fungus co-culture, which comprises the following steps: (1) inoculating microalgae into a first culture medium to obtain a microalgae seed solution; the microalgae is chlorella; inoculating the fungal spores into a second culture medium, and carrying out shake cultivation to obtain fungal pellets, so as to obtain a fungal seed solution; the fungi are cunningham echinophora; preparing lignin wastewater, adding culture medium inorganic salt into the lignin wastewater, and sterilizing to obtain a lignin wastewater culture medium; and (2) co-inoculating the fungus seed solution and the microalgae seed solution into a lignin wastewater culture medium for co-culture to obtain the microalgae-fungus symbiont synthesized with grease. According to the method, the lignin wastewater is treated through co-culture of microalgae and fungi, removal of organic pollutants in the lignin wastewater and enrichment of lignin can be synchronously and effectively achieved, and the yield of grease is increased.

Photobioreactor for supplementing light to heliostat

Publication No.:  CN120192820A 24/06/2025
Applicant: 
GUANGZHOU QINGLIANG AGRICULTURAL TECH CO LTD
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CN_120192820_PA

Absstract of: CN120192820A

The invention relates to the field of microalgae cultivation, in particular to a photobioreactor for heliostat light supplement. The invention provides a photobioreactor system for supplementing light to a heliostat. The photobioreactor system comprises a photobioreactor and the heliostat, the heliostat is arranged on the shady surface and/or the east side and/or the west side of the container main body of the photobioreactor, the heliostat reflects sunlight to irradiate the surface of the container main body of the photobioreactor, and at least part of light required by the photobioreactor is provided by the heliostat. The heliostat can dilute sunlight in multiple times, fix the irradiation position and provide proper illumination for the photobioreactor, so that the construction density of the photobioreactor container main body is increased, and the productivity is improved.

AI-driven efficient microalgae photobioreactor system

Publication No.:  CN120173701A 20/06/2025
Applicant: 
CHEN FUQIANG
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CN_120173701_PA

Absstract of: CN120173701A

The invention discloses an AI-driven high-efficiency microalgae photobioreactor system which comprises a photobioreactor body used for containing algae liquid and providing a growth environment and space for microalgae, and the photobioreactor body comprises a light guide plate light source array, an air supply aeration device and an automatic light supplementing device; the gas-liquid phase mass transfer circulation pipeline is used for promoting efficient gas-liquid phase mixing and mass transfer, is arranged outside the photobioreactor body and is connected with the photobioreactor body, and the gas-liquid phase mass transfer circulation pipeline comprises a main circulation pipeline and an auxiliary circulation pipeline; the automatic cleaning device is used for automatically cleaning the interior of the photobioreactor body in all directions and comprises a high-pressure spraying array, a supporting arm, a main arm and a telescopic arm. According to the application, optimization and innovation are carried out from the aspects of light source type selection and energy efficiency optimization, mass transfer structure innovation, AI self-adaptive control integration and dead-corner-free cleaning and disinfection, the cost is remarkably reduced, and the microalgae culture efficiency and the large-scale application potential are improved.

Method for culturing microalgae by using beer waste liquid and application thereof

Publication No.:  CN120173745A 20/06/2025
Applicant: 
SHANDONG AERGE MICROALGAE BIOTECHNOLOGY CO LTD
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CN_120173745_A

Absstract of: CN120173745A

The invention provides a method for culturing microalgae by using beer waste liquid and application of the method, and relates to the technical field of microalgae biological culture. According to the method disclosed by the invention, microalgae, especially chlorella sp. Of chlorophyta, are cultured by adopting the beer wastewater. Moreover, it is found for the first time that the effect of synergistically promoting the growth of the microalgae can be achieved when fermentation tank washing water is adopted as a nutritional ingredient to jointly culture chlorella (Chlorella sp.) FACHB-2900 and Navicula sp. FACHB-1996, and the composite microalgae can keep certain biological activity at a low temperature and also has excellent synergic cold resistance. The invention also provides a preparation method of the composite microalgae related fertilizer, and the microalgae fertilizer can be used for improving the soil performance of saline-alkali soil, and has excellent performances of promoting the growth of beet, increasing the yield and the like.

Method for determining and evaluating influence of phycosphere microenvironment on conjugational transfer capability of ARGs

Publication No.:  CN120174056A 20/06/2025
Applicant: 
KUNMING UNIV OF SCIENCE AND TECHNOLOGY
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CN_120174056_PA

Absstract of: CN120174056A

The invention discloses a method for determining and evaluating the influence of an algal microenvironment on the conjugational transfer capability of ARGs. Comprising the following steps: preparing donor bacteria, recipient bacteria and an algae solution, evaluating the influence of the density of microalgae in the interalgal microenvironment on the conjugational metastasis of ARGs, evaluating the influence of the number of binding-state bacteria in the interalgal microenvironment on the conjugational metastasis of ARGs, evaluating the influence of the EPS content in the interalgal microenvironment on the conjugational metastasis of ARGs, and evaluating the influence of the EPS component in the interalgal microenvironment on the conjugational metastasis of ARGs. According to the method, macroscopic and microscopic processes of microalgae in a water body are considered, the influence on the conjugational transfer capability of the antibiotic resistance genes of the drug-resistant bacteria in the interalgal microenvironment can be systematically and comprehensively evaluated, and the determination method can provide powerful theoretical basis and support for behavior research and use management of the antibiotic resistance genes in the water environment.

Method and device for treating sewage by utilizing bacterium-algae heterotrophic bacterium compound system

Publication No.:  CN120172566A 20/06/2025
Applicant: 
SOUTHEAST UNIV
\u4E1C\u5357\u5927\u5B66
CN_120172566_PA

Absstract of: CN120172566A

The invention provides a method and a device for treating sewage by utilizing a bacterium-algae heterotrophic bacterium compound system, and belongs to the technical field of water treatment and recycling. Aiming at recycling of soluble methane and diversified removal of various pollutants such as carbon dioxide, organic carbon and nutritive salt, a specific microalgae-methane-oxidizing bacteria-heterotrophic bacteria compound microorganism system is constructed, efficient removal efficiency parameters are limited, ternary microorganism synergistic interaction is achieved, and the synergistic interaction target of reducing pollution and carbon is achieved. The MBR membrane assembly is adopted to intercept microbial effluent, and a specific efficient microbial community is maintained; the closed reactor aims at a specific removal object, dissolved gas is prevented from escaping, and recycling of soluble methane is guaranteed. The closed membrane bioreactor is suitable for culturing a specific ternary suspended microflora and can effectively treat soluble gas.

A composition for improving preventing and treating of liver cancer comprising microalgae extract

Publication No.:  KR20250090554A 20/06/2025
Applicant: 
국립낙동강생물자원관
KR_20250090554_PA

Absstract of: KR20250090554A

본 발명은 미세조류 추출물을 유효성분으로 함유하는 간암의 개선, 예방 또는 치료용 조성물에 관한 것으로, 보다 상세하게는 미세조류 추출물을 유효성분으로 포함함으로써, 간암을 개선, 예방 또는 치료할 수 있으므로, 식품 조성물, 나아가 건강기능식품 또는 약학 조성물로 활용될 수 있다.

MICROALGA CULTURING APPARATUS TO BE MOUNTED ON WALL SURFACE OF STRUCTURE, ENABLING EASY DETACHMENT OF MICROALGA

Publication No.:  WO2025127340A1 19/06/2025
Applicant: 
POSTECH RES AND BUSINESS DEVELOPMENT FOUNDATION [KR]
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KR_102710760_B1

Absstract of: WO2025127340A1

The present invention relates to a microalga culturing apparatus to be mounted on a wall surface of a structure and to a microalga culturing apparatus which enables easy detachment of a microalga attached to the inner surface of a photosynthesis reactor, allows the cultured microalga to be easily harvested, and further enables increased usability.

CULTIVATION DEVICE

Publication No.:  US2025197786A1 19/06/2025
Applicant: 
HONDA MOTOR CO LTD [JP]
HONDA MOTOR CO., LTD
US_2025197786_A1

Absstract of: US2025197786A1

A cultivation device comprises a water retention part and an accommodation part. Retention water is retained in the water retention part. A cultivation liquid and a microalga are accommodated in the accommodation part. The water retention part and the accommodation part are adjacent to one another. At least one section of the accommodation part is in contact with the water retention part. A peripheral section of the accommodation part has a contact region that contacts the retention water when the retention water is retained in the water retention part, and a non-contact region that does not contact the retention water.

CELL ADHESION DEVICE FOR CULTURING MICROALGAE

Nº publicación: WO2025123156A1 19/06/2025

Applicant:

PONTIFICIA UNIV CATOLICA DE CHILE [CL]
PONTIFICIA UNIVERSIDAD CAT\u00D3LICA DE CHILE

WO_2025123156_A1

Absstract of: WO2025123156A1

The present invention relates to an adhesion device (1) for culturing microalgae that increases the density of microalgae cultures and their biomass productivity. The device comprises a body (2) with an upper opening that contains a culture medium (3), which occupies half of its volume; a plurality of rotary discs (4) as a supporting surface on which the microalgae cells (5) adhere, promoting their growth to form a biofilm, said plurality of discs (4) being fixed to a horizontal rotation shaft (6), which passes through the body (2), and being equally spaced apart, the location of the rotation shaft (6) inside the body (2) being such that said discs remain semi-submerged in the culture medium (3); gas-liquid diffusers for gas transfer and bubbling in the culture medium (3); at least one moisture sensor and at least one temperature sensor for monitoring the moisture and temperature, respectively, of the gas phase inside the body (2) of the device (1); at least one temperature sensor for monitoring the temperature of the culture medium (3); an upper cover (7) on the upper opening of the body (2), which prevents the culture medium (3) and microalgae cells (5) from being exposed to the outside environment; a lighting board (8) arranged between each pair of discs (4) of the plurality of discs (4), being located on the rotation shaft (6) and arranged in slots (71) in the cover (7) so that said lighting boards (8) are not in contact with the inside of the body (2); and an electric mo

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