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GB874764A - Pneumatic device for checking and controlling the descent of a hinged lid - Google Patents

Pneumatic device for checking and controlling the descent of a hinged lid

Info

Publication number
GB874764A
GB874764A GB147458A GB147458A GB874764A GB 874764 A GB874764 A GB 874764A GB 147458 A GB147458 A GB 147458A GB 147458 A GB147458 A GB 147458A GB 874764 A GB874764 A GB 874764A
Authority
GB
United Kingdom
Prior art keywords
descent
checking
controlling
hinged lid
pneumatic device
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
GB147458A
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.)
GEORGE WILFRED DAWES
Original Assignee
GEORGE WILFRED DAWES
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 GEORGE WILFRED DAWES filed Critical GEORGE WILFRED DAWES
Priority to GB147458A priority Critical patent/GB874764A/en
Publication of GB874764A publication Critical patent/GB874764A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F3/00—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices
    • E05F3/02—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices with pneumatic piston brakes

Landscapes

  • Fluid-Damping Devices (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)

Abstract

874,764. Pneumatic dashpots. DAWES, G. W. Jan. 1, 1959 [Jan. 15, 1958], No. 1474/58. Class 108(3). A piston and cylinder type pneumatic dashpot has an adjustable air outlet orifice 29, which is adjusted by screwing a collar 36 up or down on a thread 35. An inlet orifice 28 is controlled by a ball valve 32. A ball retaining pin 34 is provided.
GB147458A 1958-01-15 1958-01-15 Pneumatic device for checking and controlling the descent of a hinged lid Expired GB874764A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB147458A GB874764A (en) 1958-01-15 1958-01-15 Pneumatic device for checking and controlling the descent of a hinged lid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB147458A GB874764A (en) 1958-01-15 1958-01-15 Pneumatic device for checking and controlling the descent of a hinged lid

Publications (1)

Publication Number Publication Date
GB874764A true GB874764A (en) 1961-08-10

Family

ID=9722625

Family Applications (1)

Application Number Title Priority Date Filing Date
GB147458A Expired GB874764A (en) 1958-01-15 1958-01-15 Pneumatic device for checking and controlling the descent of a hinged lid

Country Status (1)

Country Link
GB (1) GB874764A (en)

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