The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 20, 2017
Filed:
Apr. 25, 2013
Yazaki Corporation, Tokyo, JP;
Haruhito Ohtsuka, Shizuoka, JP;
YAZAKI CORPORATION, Tokyo, JP;
Abstract
A metal mold forming method for an indoor illuminating lamp lens for a motor vehicle using a metal mold having a cavity having a form of the indoor illuminating lamp lens to be provided with an entire surface as a designed part, the indoor illuminating lamp lens having a prescribed thickness and a rib in a back surface thereof, comprises providing a gate to the rib and the thickness, injecting a molten resin into the cavity of the metal mold from the gate, separating the rib from the gate by inserting a cut pin having a same width as a width of the gate into the rib and the gate at a root of the gate after the step of injecting is completed, and taking out the lens from the metal mold by moving the cut pin backward after the step of separating is completed.