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US 6,205,616 B1Granted
Pivotal bearing for door frames
AssigneeKenmark Industrial Co., Ltd.
InventorJames Hwang
Life of this patent
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Abstract
The present invention is about an improved pivot bearing for door frames with a spring installed within, such that a protruding pivotal portion is made elastic, facilitating easy assembly of shelves and cabinets. In assembling shelves and cabinets, various boards are connected first, only thereafter are the door frames, equipped with the pivotal bearing of the present invention, installed in place. In this manner, the assembly of shelves and cabinets is made easier, fulfilling the purpose and object of Do-It-Yourself design.
Claims1
A pivotal bearing adapted for a doorframe bearing connection, which comprises:
- a fixing portion adapted to be fixed on a doorframe, said fixing portion containing therein a spring, and
- a protruding bearing portion which can be brought inside said fixing portion by compressing said spring and wherein an elongated body extends from a laterally outward extending flange at the bottom of said protruding bearing portion, through said fixing portion, to form a pulling handle for compressing said spring and bringing said protruding bearing portion inside said fixing portion.
Dependencies are inferred from the claim text.