A lock is described which is adapted for use in combination with a conventional latching handle assembly mounted on the bottom panel of a roll-up door mounted on a truck or the like. The lock includes a laterally movable dead bolt which, when locked, is in the pivotal path of the ...
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roll-up door, rolling shutters A door made up of small horizontal interlocking metal slats which are guided in a track; the configuration coils about an overhead drum which is housed at the head of the opening; either manual or motor-driven. ...
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The fast operating speed and highly insulated panel of the Speed-Guardian"4000 U high speed roll-up door help to improve energy efficiency, employee comfort and security. With energy costs on the rise, more companies are paying closer at... P Burnham - 《Plant Engineering》 被引量: 0发表:...
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A lock operator for operating locking rods in a roll-up door locking mechanism in a truck or trailer comprises a pneumatic drive cylinder for each locking rod that reciprocates the locking rod between its locked and unlocked positions. A... Richard L. Doucette - US 被引量: 73发表: 2001年...
Roll up door lock United States Patent 3377091 Inventors: Pastva, John V. Application Number: US51104865A Publication Date: 04/09/1968 Filing Date: 12/02/1965 Export Citation: Click for automatic bibliography generation Assignee: EASTERN CO...