GB370258A - Improvements relating to valves which are operated by rotary spindles - Google Patents

Improvements relating to valves which are operated by rotary spindles

Info

Publication number
GB370258A
GB370258A GB1702731A GB1702731A GB370258A GB 370258 A GB370258 A GB 370258A GB 1702731 A GB1702731 A GB 1702731A GB 1702731 A GB1702731 A GB 1702731A GB 370258 A GB370258 A GB 370258A
Authority
GB
United Kingdom
Prior art keywords
spindle head
valves
bonnet
packing
nut
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
GB1702731A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB1702731A priority Critical patent/GB370258A/en
Publication of GB370258A publication Critical patent/GB370258A/en
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K41/00Spindle sealings
    • F16K41/16Spindle sealings with a flange on the spindle which rests on a sealing ring
    • F16K41/18Spindle sealings with a flange on the spindle which rests on a sealing ring sealing only when the closure member is in the opened position

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Valves (AREA)
  • Mechanically-Actuated Valves (AREA)
  • Lift Valve (AREA)

Abstract

370,258. Stop valves. BROWN, J., 8, Kells Gardens, Low Fell, Gateshead, Co. Durham. June 11, 1931, No. 17027. [Class 135.] Leakage, preventing.- In valves operated by rotary non-reciprocating screwed spindles, particularly sluice valves on tank vessels carrying petrol, a cap or bonnet e encloses a hollow spindle head f and packing g disposed under a flange f<2> is arranged to be compressed by rotation of the head f in opening the valve whereby leakage of fumes by way of the gland b is prevented. For this purpose a nut k, prevented from rotating by fins k<1> and guides e<3>, moves up ,the screw f<5> as the spindle head f is rotated to open the valve until it abuts under a shoulder e<4> of the cap or bonnet and compresses the packing. The packing g is forced into a groove f<6> in the spindle head f and makes a close joint which persists when the valve is. closed or only partially open. The cap or bonnet and the spindle head are retained in assembly and wear provided for by a nut h which is adjusted to bear lightly on, or just to clear the flange<f>2; the adjustment is made secure by a pin engaging one of several notches h<1> in the depending rim of the nut h. Specification 362,670 is referred to.
GB1702731A 1931-06-11 1931-06-11 Improvements relating to valves which are operated by rotary spindles Expired GB370258A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1702731A GB370258A (en) 1931-06-11 1931-06-11 Improvements relating to valves which are operated by rotary spindles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1702731A GB370258A (en) 1931-06-11 1931-06-11 Improvements relating to valves which are operated by rotary spindles

Publications (1)

Publication Number Publication Date
GB370258A true GB370258A (en) 1932-04-07

Family

ID=10087887

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1702731A Expired GB370258A (en) 1931-06-11 1931-06-11 Improvements relating to valves which are operated by rotary spindles

Country Status (1)

Country Link
GB (1) GB370258A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2439349A1 (en) * 1978-10-16 1980-05-16 Waertsilae Oy Ab SEALING DEVICE FOR VALVE ROD

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2439349A1 (en) * 1978-10-16 1980-05-16 Waertsilae Oy Ab SEALING DEVICE FOR VALVE ROD

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