GB191127233A - A Pneumatic Device for Double Locking a Lock from a Distance. - Google Patents

A Pneumatic Device for Double Locking a Lock from a Distance.

Info

Publication number
GB191127233A
GB191127233A GB191127233DA GB191127233A GB 191127233 A GB191127233 A GB 191127233A GB 191127233D A GB191127233D A GB 191127233DA GB 191127233 A GB191127233 A GB 191127233A
Authority
GB
United Kingdom
Prior art keywords
lock
distance
pneumatic device
double locking
piston
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
Inventor
Daniel Murphy
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
Application granted granted Critical
Publication of GB191127233A publication Critical patent/GB191127233A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B51/00—Operating or controlling locks or other fastening devices by other non-mechanical means
    • E05B51/02—Operating or controlling locks or other fastening devices by other non-mechanical means by pneumatic or hydraulic means

Landscapes

  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)

Abstract

27,233. Murphy, D. Dec. 5. Pneumatically-operated fastenings.-A latch bolt H is blocked in its shot position by a counterweighted pivoted detent C which is forced into engagement with a recess F by a bevel-ended piston B. The piston is shot or retracted by a small pump to which it is connected by tubing, and a knob J is provided to force the piston back when desired.
GB191127233D 1911-12-05 1911-12-05 A Pneumatic Device for Double Locking a Lock from a Distance. Expired GB191127233A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191127233T 1911-12-05

Publications (1)

Publication Number Publication Date
GB191127233A true GB191127233A (en) 1912-11-14

Family

ID=32639982

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191127233D Expired GB191127233A (en) 1911-12-05 1911-12-05 A Pneumatic Device for Double Locking a Lock from a Distance.

Country Status (1)

Country Link
GB (1) GB191127233A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2224630A2 (en) * 1973-04-03 1974-10-31 Arouete J Electromagnetic lock for safety doors - has variable locking force by variation of core and coil positions

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2224630A2 (en) * 1973-04-03 1974-10-31 Arouete J Electromagnetic lock for safety doors - has variable locking force by variation of core and coil positions

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