GB492991A - Improved apparatus for the automatic opening of doors or gates - Google Patents

Improved apparatus for the automatic opening of doors or gates

Info

Publication number
GB492991A
GB492991A GB1594837A GB1594837A GB492991A GB 492991 A GB492991 A GB 492991A GB 1594837 A GB1594837 A GB 1594837A GB 1594837 A GB1594837 A GB 1594837A GB 492991 A GB492991 A GB 492991A
Authority
GB
United Kingdom
Prior art keywords
gate
gates
bolt
doors
automatic opening
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
GB1594837A
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.)
BERNARD GEOFFREY WARR
Original Assignee
BERNARD GEOFFREY WARR
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 BERNARD GEOFFREY WARR filed Critical BERNARD GEOFFREY WARR
Priority to GB1594837A priority Critical patent/GB492991A/en
Publication of GB492991A publication Critical patent/GB492991A/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
    • E05F13/00—Mechanisms operated by the movement or weight of a person or vehicle
    • E05F13/04—Mechanisms operated by the movement or weight of a person or vehicle by platforms lowered by the weight of the user

Abstract

492,991. Door &c. operating-appliances. WARR, B. G. June 9, 1937, No. 15948. [Class 44] In gate &c. opening apparatus of the kind comprising an actuating member 17 adapted to be depressed by a vehicle approaching the gate, and mechanical means operated by 17 tc release the gate fastening means, the mechanical means comprise a lever 15 pivoted in an underground housing 18 and connected at one end to the member 17, while the other end carries a pin 13 which, on depression of 17, lifts the gate bolt 8 out of its socket 12. A detent 23 may hold the bolt in its fastening and release position by engaging the recesses 25, 26. When the bolt is raised, the gates are opened by spring links &c.
GB1594837A 1937-06-09 1937-06-09 Improved apparatus for the automatic opening of doors or gates Expired GB492991A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1594837A GB492991A (en) 1937-06-09 1937-06-09 Improved apparatus for the automatic opening of doors or gates

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1594837A GB492991A (en) 1937-06-09 1937-06-09 Improved apparatus for the automatic opening of doors or gates

Publications (1)

Publication Number Publication Date
GB492991A true GB492991A (en) 1938-09-30

Family

ID=10068431

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1594837A Expired GB492991A (en) 1937-06-09 1937-06-09 Improved apparatus for the automatic opening of doors or gates

Country Status (1)

Country Link
GB (1) GB492991A (en)

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