Closure fasteners – Bolt guards
Patent
1977-06-09
1978-02-14
Moore, Richard E.
Closure fasteners
Bolt guards
292150, E05C 1302
Patent
active
040735257
ABSTRACT:
Apparatus for securing the latch bolt of a conventional door lock against unauthorized withdrawal including a pin assembly provided with a handle, wherein the pin assembly can be alternately stored in a retainer plate or secured thereby in a locked position. More specifically the retainer plate includes an opening conformed to receive the pin of the pin assembly, said opening being aligned with a bore extending through the door into the latch bolt. Adjacent the opening there is provided in the retainer plate a storage hoop which is conformed to function both to store the pin assembly and to secure the handle when inserted.
REFERENCES:
patent: 1126375 (1915-01-01), Brinkerhoff
patent: 3426418 (1969-02-01), Maloney
patent: 3762752 (1973-10-01), Saunders
Babcock William C.
Moore Richard E.
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