EP1028253A3 - Displacement control structure of variable displacement type compressor - Google Patents

Displacement control structure of variable displacement type compressor Download PDF

Info

Publication number
EP1028253A3
EP1028253A3 EP00102697A EP00102697A EP1028253A3 EP 1028253 A3 EP1028253 A3 EP 1028253A3 EP 00102697 A EP00102697 A EP 00102697A EP 00102697 A EP00102697 A EP 00102697A EP 1028253 A3 EP1028253 A3 EP 1028253A3
Authority
EP
European Patent Office
Prior art keywords
valve element
chamber
supply passage
crank chamber
displacement
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP00102697A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1028253A2 (en
Inventor
Masaki c/o K.K. Toyoda Jidoshokki Seisakusho Ota
Ken c/o K.K. Toyoda Jidoshokki Seisakusho Suitou
Kenta c/o K. K. Toyoda Jidoshokki Nishimura
Hirotaka c/o K. K. Toyoda Jidoshokki Kurakake
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyota Industries Corp
Original Assignee
Toyoda Jidoshokki Seisakusho KK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toyoda Jidoshokki Seisakusho KK filed Critical Toyoda Jidoshokki Seisakusho KK
Publication of EP1028253A2 publication Critical patent/EP1028253A2/en
Publication of EP1028253A3 publication Critical patent/EP1028253A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
    • F04B27/08—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis
    • F04B27/14—Control
    • F04B27/16—Control of pumps with stationary cylinders
    • F04B27/18—Control of pumps with stationary cylinders by varying the relative positions of a swash plate and a cylinder block
    • F04B27/1804—Controlled by crankcase pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
    • F04B27/08—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis
    • F04B27/14—Control
    • F04B27/16—Control of pumps with stationary cylinders
    • F04B27/18—Control of pumps with stationary cylinders by varying the relative positions of a swash plate and a cylinder block
    • F04B27/1804—Controlled by crankcase pressure
    • F04B2027/1809—Controlled pressure
    • F04B2027/1813—Crankcase pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
    • F04B27/08—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis
    • F04B27/14—Control
    • F04B27/16—Control of pumps with stationary cylinders
    • F04B27/18—Control of pumps with stationary cylinders by varying the relative positions of a swash plate and a cylinder block
    • F04B27/1804—Controlled by crankcase pressure
    • F04B2027/1822—Valve-controlled fluid connection
    • F04B2027/1827—Valve-controlled fluid connection between crankcase and discharge chamber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
    • F04B27/08—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis
    • F04B27/14—Control
    • F04B27/16—Control of pumps with stationary cylinders
    • F04B27/18—Control of pumps with stationary cylinders by varying the relative positions of a swash plate and a cylinder block
    • F04B27/1804—Controlled by crankcase pressure
    • F04B2027/1822—Valve-controlled fluid connection
    • F04B2027/1831—Valve-controlled fluid connection between crankcase and suction chamber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
    • F04B27/08—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis
    • F04B27/14—Control
    • F04B27/16—Control of pumps with stationary cylinders
    • F04B27/18—Control of pumps with stationary cylinders by varying the relative positions of a swash plate and a cylinder block
    • F04B27/1804—Controlled by crankcase pressure
    • F04B2027/184—Valve controlling parameter
    • F04B2027/1854—External parameters

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
EP00102697A 1999-02-10 2000-02-09 Displacement control structure of variable displacement type compressor Withdrawn EP1028253A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11032893A JP2000230480A (ja) 1999-02-10 1999-02-10 可変容量型圧縮機の容量制御構造
JP3289399 1999-02-10

Publications (2)

Publication Number Publication Date
EP1028253A2 EP1028253A2 (en) 2000-08-16
EP1028253A3 true EP1028253A3 (en) 2001-01-03

Family

ID=12371578

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00102697A Withdrawn EP1028253A3 (en) 1999-02-10 2000-02-09 Displacement control structure of variable displacement type compressor

Country Status (2)

Country Link
EP (1) EP1028253A3 (ja)
JP (1) JP2000230480A (ja)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0498552A1 (en) * 1991-01-28 1992-08-12 Sanden Corporation Slant plate type compressor with variable displacement mechanism
US5282329A (en) * 1992-04-03 1994-02-01 Kabushiki Kaisha Saginomiya Seisakusho Solenoid type control valve
US5332365A (en) * 1991-10-23 1994-07-26 Sanden Corporation Slant plate type compressor with variable capacity control mechanism
DE19733099A1 (de) * 1996-07-31 1998-02-12 Toyoda Automatic Loom Works Steuerventil für einen Kompressor mit veränderlichem Hubraum
EP0864749A2 (en) * 1997-03-14 1998-09-16 Kabushiki Kaisha Toyoda Jidoshokki Seisakusho Electromagnetic control valve

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0498552A1 (en) * 1991-01-28 1992-08-12 Sanden Corporation Slant plate type compressor with variable displacement mechanism
US5332365A (en) * 1991-10-23 1994-07-26 Sanden Corporation Slant plate type compressor with variable capacity control mechanism
US5282329A (en) * 1992-04-03 1994-02-01 Kabushiki Kaisha Saginomiya Seisakusho Solenoid type control valve
DE19733099A1 (de) * 1996-07-31 1998-02-12 Toyoda Automatic Loom Works Steuerventil für einen Kompressor mit veränderlichem Hubraum
EP0864749A2 (en) * 1997-03-14 1998-09-16 Kabushiki Kaisha Toyoda Jidoshokki Seisakusho Electromagnetic control valve

Also Published As

Publication number Publication date
EP1028253A2 (en) 2000-08-16
JP2000230480A (ja) 2000-08-22

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