DE3890736T1 - Expansionsvorrichtung fuer ein kuehlsystem, kolben dafuer und verfahren zur herstellung derselben - Google Patents

Expansionsvorrichtung fuer ein kuehlsystem, kolben dafuer und verfahren zur herstellung derselben

Info

Publication number
DE3890736T1
DE3890736T1 DE883890736T DE3890736T DE3890736T1 DE 3890736 T1 DE3890736 T1 DE 3890736T1 DE 883890736 T DE883890736 T DE 883890736T DE 3890736 T DE3890736 T DE 3890736T DE 3890736 T1 DE3890736 T1 DE 3890736T1
Authority
DE
Germany
Prior art keywords
production
cooling system
expansion device
piston therefor
therefor
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.)
Ceased
Application number
DE883890736T
Other languages
English (en)
Inventor
Roger P Sepso
John M Halmose
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.)
Robertshaw Controls Co
Original Assignee
Robertshaw Controls Co
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
Priority claimed from US07/096,979 external-priority patent/US4784177A/en
Application filed by Robertshaw Controls Co filed Critical Robertshaw Controls Co
Publication of DE3890736T1 publication Critical patent/DE3890736T1/de
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/30—Expansion means; Dispositions thereof
    • F25B41/38—Expansion means; Dispositions thereof specially adapted for reversible cycles, e.g. bidirectional expansion restrictors
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/02—Check valves with guided rigid valve members
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7847—With leak passage
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7904—Reciprocating valves
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7904—Reciprocating valves
    • Y10T137/7908—Weight biased
    • Y10T137/7909—Valve body is the weight
    • Y10T137/7913—Guided head

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid-Damping Devices (AREA)
DE883890736T 1987-09-14 1988-09-09 Expansionsvorrichtung fuer ein kuehlsystem, kolben dafuer und verfahren zur herstellung derselben Ceased DE3890736T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/096,979 US4784177A (en) 1987-09-14 1987-09-14 Expansion device for a refrigeration system, piston therefor and methods of making the same
PCT/US1988/003107 WO1989002556A1 (en) 1987-09-14 1988-09-09 Refrigeration system expansion device

Publications (1)

Publication Number Publication Date
DE3890736T1 true DE3890736T1 (de) 1990-06-07

Family

ID=26777800

Family Applications (1)

Application Number Title Priority Date Filing Date
DE883890736T Ceased DE3890736T1 (de) 1987-09-14 1988-09-09 Expansionsvorrichtung fuer ein kuehlsystem, kolben dafuer und verfahren zur herstellung derselben

Country Status (2)

Country Link
AU (1) AU613110B2 (de)
DE (1) DE3890736T1 (de)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3457949A (en) * 1966-08-24 1969-07-29 Albert L Coulter Check valve
US4643222A (en) * 1985-04-17 1987-02-17 Chatleff Controls, Inc. Check valve

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3992898A (en) * 1975-06-23 1976-11-23 Carrier Corporation Movable expansion valve

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3457949A (en) * 1966-08-24 1969-07-29 Albert L Coulter Check valve
US4643222A (en) * 1985-04-17 1987-02-17 Chatleff Controls, Inc. Check valve

Also Published As

Publication number Publication date
AU2532688A (en) 1989-04-17
AU613110B2 (en) 1991-07-25

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8131 Rejection