GB522931A - Improvements in or relating to automatically operable gates and the like - Google Patents

Improvements in or relating to automatically operable gates and the like

Info

Publication number
GB522931A
GB522931A GB81739A GB81739A GB522931A GB 522931 A GB522931 A GB 522931A GB 81739 A GB81739 A GB 81739A GB 81739 A GB81739 A GB 81739A GB 522931 A GB522931 A GB 522931A
Authority
GB
United Kingdom
Prior art keywords
gate
relating
automatically operable
runways
lowered
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
GB81739A
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 GB81739A priority Critical patent/GB522931A/en
Publication of GB522931A publication Critical patent/GB522931A/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
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
    • E05Y2900/13—Type of wing
    • E05Y2900/146—Shutters

Landscapes

  • Road Paving Structures (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)

Abstract

522,931. Operating gates. MOUNSEY, J. D. Jan. 10, 1939, No. 817. [Class 65 (i)] A gate 16 consisting of a net or roller shutter is operated by a vehicle on either of two runways 11, 12 hinged at their outer ends 13 and resting at their inner ends on a crossbar 7 carrying the gate and connected to counterweights 9, 10. The gate is lowered into a trough 17 in the ground and the runways into channels 26. In another form, a barrier is arranged above the gate and is raised on a pivot as the gate is lowered.
GB81739A 1939-01-10 1939-01-10 Improvements in or relating to automatically operable gates and the like Expired GB522931A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB81739A GB522931A (en) 1939-01-10 1939-01-10 Improvements in or relating to automatically operable gates and the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB81739A GB522931A (en) 1939-01-10 1939-01-10 Improvements in or relating to automatically operable gates and the like

Publications (1)

Publication Number Publication Date
GB522931A true GB522931A (en) 1940-07-01

Family

ID=9711005

Family Applications (1)

Application Number Title Priority Date Filing Date
GB81739A Expired GB522931A (en) 1939-01-10 1939-01-10 Improvements in or relating to automatically operable gates and the like

Country Status (1)

Country Link
GB (1) GB522931A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2561683A (en) * 1949-10-14 1951-07-24 Carlos W Bacon Sr Automatic gate

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2561683A (en) * 1949-10-14 1951-07-24 Carlos W Bacon Sr Automatic gate

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