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US 2011/0079056 A1Published application
Key Box Construction
AssigneeKeiden Security Kikihanbai Kabushiki Kaisha
InventorsNobuyo Sakai, Yoshimasa Kataumi
Life of this patent
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Abstract
The invention relates to a key box construction, wherein shafts of a door are each provided with two parallel flat surfaces in the direction of rotary shafts, an outer cover is provided with bearing parts which each comprise a groove having the same width at an angle which does not allow the door to be taken away at the time of usual opening and closing of the door, and the door is provided at the lower end portion thereof with hooks, whereby the door is hooked directly on an inner case by means of the hooks and a latch.
Claims12
A key box construction, characterized in that:
- rotary shafts of a door are each provided with two parallel flat surfaces in a direction of the rotary shafts;
- an outer cover is provided with bearing parts which each comprise a groove having the same width at an angle which does not allow the door to be removed when in an opened and a closed configuration;
- and
- the door is provided at the lower end portion thereof with hooks;
- whereby the door is hooked directly on an inner case by the hooks and a latch.
2 more elements
Dependencies are inferred from the claim text.