KR102276819B1 - 파이프 요소를 위한 연결 장치 - Google Patents
파이프 요소를 위한 연결 장치 Download PDFInfo
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- KR102276819B1 KR102276819B1 KR1020187035101A KR20187035101A KR102276819B1 KR 102276819 B1 KR102276819 B1 KR 102276819B1 KR 1020187035101 A KR1020187035101 A KR 1020187035101A KR 20187035101 A KR20187035101 A KR 20187035101A KR 102276819 B1 KR102276819 B1 KR 102276819B1
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- Prior art keywords
- pipe
- clamp
- pipe element
- resistance wire
- connection device
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
- F16L47/02—Welded joints; Adhesive joints
- F16L47/03—Welded joints with an electrical resistance incorporated in the joint
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
- B29C65/22—Heated wire resistive ribbon, resistive band or resistive strip
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
- B29C65/3404—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint
- B29C65/342—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint comprising at least a single wire, e.g. in the form of a winding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7802—Positioning the parts to be joined, e.g. aligning, indexing or centring
- B29C65/7805—Positioning the parts to be joined, e.g. aligning, indexing or centring the parts to be joined comprising positioning features
- B29C65/7814—Positioning the parts to be joined, e.g. aligning, indexing or centring the parts to be joined comprising positioning features in the form of inter-cooperating positioning features, e.g. tenons and mortises
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
- B29C66/114—Single butt joints
- B29C66/1142—Single butt to butt joints
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/52—Joining tubular articles, bars or profiled elements
- B29C66/522—Joining tubular articles
- B29C66/5221—Joining tubular articles for forming coaxial connections, i.e. the tubular articles to be joined forming a zero angle relative to each other
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/52—Joining tubular articles, bars or profiled elements
- B29C66/522—Joining tubular articles
- B29C66/5223—Joining tubular articles for forming corner connections or elbows, e.g. for making V-shaped pieces
- B29C66/52231—Joining tubular articles for forming corner connections or elbows, e.g. for making V-shaped pieces with a right angle, e.g. for making L-shaped pieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/52—Joining tubular articles, bars or profiled elements
- B29C66/522—Joining tubular articles
- B29C66/5229—Joining tubular articles involving the use of a socket
- B29C66/52298—Joining tubular articles involving the use of a socket said socket being composed by several elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/90—Measuring or controlling the joining process
- B29C66/97—Checking completion of joining or correct joining by using indications on at least one of the joined parts
- B29C66/976—Checking completion of joining or correct joining by using indications on at least one of the joined parts by the use of an indicator pin, e.g. being integral with one of the parts to be joined
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L13/00—Non-disconnectable pipe joints, e.g. soldered, adhesive, or caulked joints
- F16L13/02—Welded joints
- F16L13/0218—Welded joints having an inner or outer ring
- F16L13/0236—Welded joints having an inner or outer ring having an outer ring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
- B29C65/3468—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the means for supplying heat to said heated elements which remain in the join, e.g. special electrical connectors of windings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
- B29C65/3472—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the composition of the heated elements which remain in the joint
- B29C65/3476—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the composition of the heated elements which remain in the joint being metallic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/82—Pressure application arrangements, e.g. transmission or actuating mechanisms for joining tools or clamps
- B29C66/828—Other pressure application arrangements
- B29C66/8286—Hand placed clamps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Branch Pipes, Bends, And The Like (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
Description
도 1은 파이프 요소가 미리 공장에서 용접된 상태로 현장에서의 사용을 위해 공장에서 출하될 때 파이프 요소들을 위한 연결 장치의 일 실시 예를 나타내는 개략적인 투시도로서, 클램프 측에 해당하는 연결 요소는 상기 파이프 요소의 단부에 배열된 실제의 저항선과 고정 플랜지(anchoring flange)를 더 잘 보이게 하기 위해 도시되지 않는 상태를 나타내고 있다.
도 2는 도 1의 실시 예에 따른 클램프의 일 실시 예의 개략적인 투시도를 도시한다.
도 3은 연결 요소가 커플링인 경우의 본 발명의 파이프 요소들을 위한 연결 장치의 또 다른 실시 예의 개략적인 투시도를 도시한다.
도 4는 도 3의 실시 예에 따른 클램프의 또 다른 실시 예의 개략적인 투시도를 도시한다.
도 5는 도 3 및 4에 도시된 클램프와 함께 사용되는 것으로 예상되는, 해당 단자들과 함께 용접 커넥터를 일체형으로 통합하는 리텐션(retention) 요소가 묘사되어 있는, 리텐션 요소의 일 실시 예의 개략적인 투시도를 도시한다.
도 6은 도 3에 도시된 것과 같은 연결 장치의 일 실시 예의 개략적인 투시도를 도시한다.
도 7은 도 1에 묘사된 실시 예의 경우와 같은, 본 실시 예에서는 공장에서 용접되는 것으로 예상되는 엘보(elbow)인, 연결 요소의 또 다른 실시 예의 개략적인 투시도를 도시한다.
도 8은 측면들 또는 단부들에 의해 현장에서 제자리에 설치될 것으로 예상되는 것으로서, 엘보와 같지만 도 7에 도시된 것과는 상이한, 연결 요소의 또 다른 실시 예의 개략적인 투시도를 도시한다.
도 9는 저항선이 내장(embedded) 또는 적층 된(deposited) 배열 상태를 볼 수 있도록 한 파이프 요소의 일 실시 예의 평면도로서, 여기서 상기 저항선의 전방 권선 방향은 연속적인 실선으로 표현되는 반면, 같은 저항선의 후방 또는 복귀 방향은 점선으로 표현되도록 한 평면도를 도시한다.
도 10은 본 발명에 따른 연결 장치의 변형 실시 예의 개략적인 투시도를 나타낸다.
도 11은 도 10에 도시된 변형 실시 예의 또 다른 투시도를 나타낸다.
Claims (12)
- - 적어도 하나의 단부를 갖는 적어도 하나의 파이프 요소(1), 및
- 상기 적어도 하나의 단부를 통해 상기 적어도 하나의 파이프 요소(1)의 외면에 연결되는 적어도 하나의 플라스틱 연결 요소(2)를 포함하되,
상기 파이프 요소(1)의 적어도 하나의 단부는 상기 파이프 요소(1) 자체의 외면 상에 감기는 저항선(3)을 포함하는 것인 플라스틱 파이프 요소들(1)을 위한 연결 장치에 있어서,
상기 저항선(3)은 상기 파이프 요소(1)의 단부 자체와 소정의 거리 사이에 상기 파이프 요소(1)의 모선에 평행한 방향에 따라서 감기어지되, 상기 장치는, 상기 파이프 요소(1)에 외부에서 고정되고 상기 저항선(3) 상에 또는 상기 저항선(3)의 바로 다음에 위치하는 적어도 하나의 클램프(4)를 포함하는 것을 특징으로 하는 연결 장치.
- 제1항에 있어서, 상기 저항선(3)이 감겨 있는 영역의 경계를 정의하는 상기 파이프 요소(1)의 단부로부터의 상기 거리는 상기 파이프 요소(1) 자체의 공칭 직경(nominal diameter)보다 더 작은 것인 연결 장치.
- 제1항에 있어서, 상기 저항선(3)은 상기 클램프(4)를 통과하여 그로부터 돌출하는 2개의 단부들을 구비하는 것인 연결 장치.
- 제1항에 있어서, 상기 클램프(4)는 상기 장치에 의하여 연결될 파이프 요소(1)에 대하여 위치와 중심을 올바르게 설정하는 역할을 하는, 상기 연결 요소(2)에 접촉하는, 적어도 하나의 리텐션 요소(5)를 포함하는 것인 연결 장치.
- 제1항에 있어서, 상기 적어도 하나의 클램프(4)는 개별적인 리텐션 요소(5)가 그 안에 끼워질 수 있는 적어도 하나의 공동(7)을 포함하되, 상기 저항선(3)의 2개의 단부들은 상기 적어도 하나의 리텐션 요소(5)를 통과하도록 구성되는 것인 연결 장치.
- 제4항에 있어서, 상기 적어도 하나의 리텐션 요소(5)는 상기 연결 요소(2)의 적어도 하나의 단부에 위치한 고정 홈(10)에 끼워질 수 있는 고정 플랜지(9)를 포함하는 것인 연결 장치.
- 제1항에 있어서, 상기 적어도 하나의 연결 요소(2)는 상기 연결 요소(2)와 상기 파이프 요소(1) 사이의 용접이 완료될 때 활성화되는 적어도 하나의 용접 표시기(12)를 포함하는 것인 연결 장치.
- 제1항에 있어서, 상기 연결 요소(2)는 커플링(coupling)인 것인 연결 장치.
- 제1항에 있어서, 상기 연결 요소(2)는 엘보우(elbow) 요소인 것인 연결 장치.
- 제1항에 있어서, 상기 연결 요소(2)는 하나 또는 2개의 파이프 요소들(1)에 대한 억제 장치(stop)로서 역할을 하는 내부의 환상의 돌출부(6)를 포함하는 것인 연결 장치.
- 제1항에 있어서, 상기 연결 요소(2)는 상기 클램프(4)와 함께 하나의 단일 부재로 통합되며, 여기서 상기 파이프 요소(1)는 상기 클램프(4)에 대응하는 단부로부터 단지 돌출하고, 상기 파이프 요소(1)의 상기 단부는 그 파이프 요소(1) 자체의 외면상에 감긴 저항선(3)을 포함하는 단부인 것인 연결 장치.
- 제11항에 있어서, 상기 클램프(4) 및 연결 요소(2)를 일체로 포함하는 부분은 상기 파이프 요소(1)를 지지하기 위한 적어도 하나의 너트(13)를 일체형으로 통합하는 것인 연결 장치.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES201630623A ES2581377B1 (es) | 2016-05-13 | 2016-05-13 | Dispositivo de conexión para elementos de tubería |
ESP201630623 | 2016-05-13 | ||
PCT/ES2017/070303 WO2017194812A1 (es) | 2016-05-13 | 2017-05-12 | Dispositivo de conexión para elementos de tubería |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20190009314A KR20190009314A (ko) | 2019-01-28 |
KR102276819B1 true KR102276819B1 (ko) | 2021-07-15 |
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KR1020187035101A Active KR102276819B1 (ko) | 2016-05-13 | 2017-05-12 | 파이프 요소를 위한 연결 장치 |
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US (1) | US11506320B2 (ko) |
EP (1) | EP3456520B1 (ko) |
JP (1) | JP6942792B2 (ko) |
KR (1) | KR102276819B1 (ko) |
CN (1) | CN109311237B (ko) |
AU (1) | AU2017261891B2 (ko) |
BR (1) | BR112018073383B1 (ko) |
CA (1) | CA3023807C (ko) |
CL (1) | CL2018003220A1 (ko) |
CO (1) | CO2018012185A2 (ko) |
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MX (1) | MX2018013880A (ko) |
PL (1) | PL3456520T3 (ko) |
PT (1) | PT3456520T (ko) |
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ES2927670B2 (es) * | 2021-05-06 | 2023-03-14 | Abn Pipe Systems S L U | Conjunto de piezas para desagüe de aguas negras en viviendas |
Citations (1)
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US20150008662A1 (en) * | 2013-07-08 | 2015-01-08 | Georg Fischer Harvel Llc | Electrofusion Fittings and Methods |
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- 2017-05-12 KR KR1020187035101A patent/KR102276819B1/ko active Active
- 2017-05-12 PL PL17745197T patent/PL3456520T3/pl unknown
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- 2017-05-12 MX MX2018013880A patent/MX2018013880A/es unknown
- 2017-05-12 EA EA201800580A patent/EA201800580A1/ru unknown
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US20150008662A1 (en) * | 2013-07-08 | 2015-01-08 | Georg Fischer Harvel Llc | Electrofusion Fittings and Methods |
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BR112018073383A2 (pt) | 2019-03-06 |
ZA201807695B (en) | 2020-02-26 |
CA3023807A1 (en) | 2017-11-16 |
CN109311237A (zh) | 2019-02-05 |
ES2581377A1 (es) | 2016-09-05 |
CL2018003220A1 (es) | 2019-02-22 |
EA201800580A1 (ru) | 2019-03-29 |
CO2018012185A2 (es) | 2019-02-08 |
CA3023807C (en) | 2021-12-07 |
ES2581377B1 (es) | 2017-05-30 |
MX2018013880A (es) | 2019-06-12 |
EP3456520B1 (en) | 2021-01-20 |
BR112018073383B1 (pt) | 2022-09-13 |
PL3456520T3 (pl) | 2021-07-19 |
JP2019520248A (ja) | 2019-07-18 |
AU2017261891B2 (en) | 2021-02-11 |
KR20190009314A (ko) | 2019-01-28 |
CN109311237B (zh) | 2021-11-30 |
US11506320B2 (en) | 2022-11-22 |
EP3456520A1 (en) | 2019-03-20 |
AU2017261891A1 (en) | 2019-01-17 |
JP6942792B2 (ja) | 2021-09-29 |
WO2017194812A1 (es) | 2017-11-16 |
ES2867150T3 (es) | 2021-10-20 |
PT3456520T (pt) | 2021-04-21 |
US20190128459A1 (en) | 2019-05-02 |
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