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A restrictor having flexible adjustable arms so that it may fit various opening sizes and shapes. The overall shape can be crisscross or spider web design. Attachments such as clips, clamps or other fastening devices can be provided to make attachment to the perimeter of the opening easy.
A restrictor having flexible adjustable arms so that it may fit various opening sizes and shapes. The overall shape can be crisscross or spider web design. Attachments such as clips, clamps or other fastening devices can be provided to make attachment to the perimeter of the opening easy.
Access denying device
BOKESTYN BRAD (author)
2018-06-14
Patent
Electronic Resource
English
IPC:
E05C
Riegel oder Feststellvorrichtungen für Flügel, insbesondere für Türen oder Fenster
,
BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
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