Slippage-type door and window limit switch

The invention relates to a switch for limiting the movement of doors and windows and belongs to the field of machinery. A conventional inhibiting device is complicated in structure and inconvenient to operate and has relatively poor durability. The switch comprises a metallic switch base which is fi...

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Bibliographic Details
Main Author GAO XINLU
Format Patent
LanguageChinese
English
Published 04.09.2013
Subjects
BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS ORWINDOWS
FIXED CONSTRUCTIONS
KEYS
LOCKS
SAFES
WINDOW OR DOOR FITTINGS
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Summary:The invention relates to a switch for limiting the movement of doors and windows and belongs to the field of machinery. A conventional inhibiting device is complicated in structure and inconvenient to operate and has relatively poor durability. The switch comprises a metallic switch base which is fixedly arranged on a door and window sliding rail, wherein a cavity with an opening is formed in the switch base, a torsional spring, a pin shaft and a limited block are arranged in the cavity, a groove I capable of containing the torsional spring is formed in one side of the limited block, which faces towards the bottom surface of the cavity, a magnetic block I is arranged in one side of the limited block, which faces towards the bottom surface of the cavity and in a place adjacent to the groove I, the pin shaft sequentially penetrates through the limited block and the torsional spring along the width direction of the switch base and is fixedly arranged in the middle of the side wall of the switch base, and under t
Bibliography:Application Number: CN20131200203