KR20040021733A - 고압 서플라이 펌프 - Google Patents
고압 서플라이 펌프 Download PDFInfo
- Publication number
- KR20040021733A KR20040021733A KR1020020051339A KR20020051339A KR20040021733A KR 20040021733 A KR20040021733 A KR 20040021733A KR 1020020051339 A KR1020020051339 A KR 1020020051339A KR 20020051339 A KR20020051339 A KR 20020051339A KR 20040021733 A KR20040021733 A KR 20040021733A
- Authority
- KR
- South Korea
- Prior art keywords
- plunger
- fuel
- high pressure
- valve
- control valve
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
- F02M59/48—Assembling; Disassembling; Replacing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
- F02M59/46—Valves
- F02M59/464—Inlet valves of the check valve type
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
Description
Claims (2)
- 축압식 연료분사장치에서 커먼레일에 연료를 축압시키는 고압 서플라이펌프에 있어서,펌프 하우징(3)내에 편심 캠이 가공된 캠 샤프트(5)를 설치하고, 편심캠 외면에 삼각형 모양의 앵글부시(5)를 취부하고 앵글부시(5) 평면에 플런저(7) 끝단에 체결된 스프링시트(14)와 슈(15)가 안착되어 있고, 레이디얼 방향으로 3개의 배럴(18)부에 플런저(7)를 매칭하고, 3개의 펌핑유닛중 2개의 펌핑유닛은 플런저(7)실의 입구쪽에 시트형 체크밸브와(8)와 플런저(7)실의 출구쪽에는 볼밸브(9)를 설치하였고 1개의 펌핑유닛에는 플런저(7)실 입구에 시트형 니들밸브와 아마츄어(13) 그리고 솔레노이드(10)로 구성된 프리스트로크 컨트롤밸브(1)와 출구측에 볼형 체크밸브(9)를 설치하여 3개의 펌핑유닛을 120도 간격으로 위치되게 형성함을 특징으로 하는 고압 서플라이 펌프.
- 제 1 항에 있어서, 3개의 배럴부(6)를 펌프하우징(3)과 일체로 형성하여 출구측 볼밸브(9)를 지나는 고압유로의 연결부를 제거함을 특징으로 하는 고압 서플라이 펌프.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0051339A KR100539209B1 (ko) | 2002-08-29 | 2002-08-29 | 고압 서플라이 펌프 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0051339A KR100539209B1 (ko) | 2002-08-29 | 2002-08-29 | 고압 서플라이 펌프 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040021733A true KR20040021733A (ko) | 2004-03-11 |
KR100539209B1 KR100539209B1 (ko) | 2005-12-27 |
Family
ID=37325727
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2002-0051339A KR100539209B1 (ko) | 2002-08-29 | 2002-08-29 | 고압 서플라이 펌프 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100539209B1 (ko) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH074332A (ja) * | 1993-06-18 | 1995-01-10 | Yamaha Motor Co Ltd | 内燃機関用高圧燃料ポンプ |
DE19729790C2 (de) * | 1997-07-11 | 2002-08-29 | Bosch Gmbh Robert | Radialkolbenpumpe zur Kraftstoffhochdruckversorgung |
DE19753593A1 (de) * | 1997-12-03 | 1999-06-17 | Bosch Gmbh Robert | Radialkolbenpumpe zur Kraftstoffhochdruckversorgung |
EP1000245B1 (en) * | 1998-05-26 | 2004-08-25 | Caterpillar Inc. | Hydraulic system having a variable delivery pump |
KR20020017397A (ko) * | 2000-08-30 | 2002-03-07 | 박상록 | 고압서플라이 펌프 |
DE10057244A1 (de) * | 2000-11-18 | 2002-06-06 | Bosch Gmbh Robert | Kraftstoffeinspritzanlage für Brennkraftmaschinen mit verbessertem Startverhalten |
-
2002
- 2002-08-29 KR KR10-2002-0051339A patent/KR100539209B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR100539209B1 (ko) | 2005-12-27 |
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