GB2172089B - Valve spool - Google Patents

Valve spool

Info

Publication number
GB2172089B
GB2172089B GB08505589A GB8505589A GB2172089B GB 2172089 B GB2172089 B GB 2172089B GB 08505589 A GB08505589 A GB 08505589A GB 8505589 A GB8505589 A GB 8505589A GB 2172089 B GB2172089 B GB 2172089B
Authority
GB
United Kingdom
Prior art keywords
valve spool
spool
valve
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.)
Expired
Application number
GB08505589A
Other versions
GB2172089A (en
GB8505589D0 (en
Inventor
James A Neff
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.)
MAC Valves Inc
Original Assignee
MAC Valves Inc
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 US06/471,858 external-priority patent/US4522374A/en
Application filed by MAC Valves Inc filed Critical MAC Valves Inc
Priority to GB08505589A priority Critical patent/GB2172089B/en
Publication of GB8505589D0 publication Critical patent/GB8505589D0/en
Publication of GB2172089A publication Critical patent/GB2172089A/en
Application granted granted Critical
Publication of GB2172089B publication Critical patent/GB2172089B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • 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
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
    • F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
    • F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
    • F16K11/0712—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides comprising particular spool-valve sealing means
    • 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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/04—Construction of housing; Use of materials therefor of sliding valves
    • F16K27/041—Construction of housing; Use of materials therefor of sliding valves cylindrical slide valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Multiple-Way Valves (AREA)
  • Sliding Valves (AREA)
GB08505589A 1983-03-03 1985-03-05 Valve spool Expired GB2172089B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08505589A GB2172089B (en) 1983-03-03 1985-03-05 Valve spool

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/471,858 US4522374A (en) 1983-03-03 1983-03-03 Valve spool
GB08505589A GB2172089B (en) 1983-03-03 1985-03-05 Valve spool

Publications (3)

Publication Number Publication Date
GB8505589D0 GB8505589D0 (en) 1985-04-03
GB2172089A GB2172089A (en) 1986-09-10
GB2172089B true GB2172089B (en) 1988-12-07

Family

ID=26288905

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08505589A Expired GB2172089B (en) 1983-03-03 1985-03-05 Valve spool

Country Status (1)

Country Link
GB (1) GB2172089B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101865308B (en) * 2010-02-23 2011-10-26 王宇光 Rubber-injection sliding spool in pneumatic industry
CN112361071A (en) * 2020-09-29 2021-02-12 宁波亨博电磁技术有限公司 Plastic valve rod and preparation method thereof

Also Published As

Publication number Publication date
GB2172089A (en) 1986-09-10
GB8505589D0 (en) 1985-04-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee