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:
Aug. 25, 2015
Filed:
Mar. 26, 2014
Nihon Plast Co., Ltd., Fujinomiya-shi, Shizuoka, JP;
Yasuhisa Masuda, Fuji, JP;
NIHON PLAST CO., LTD., Shizuoka, JP;
Abstract
A drawer apparatus comprises a base member () having a base wall () and two side walls () that extend in the same direction from opposed ends of the base wall (); a drawer (); a guide structure () by which the drawer () is guided to move in the base member () between an open position and a storage position; and a coil spring () that is compressed between the base wall () of the base member () and a rear wall () of the drawer () to bias the drawer () toward the open position, wherein the coil spring () includes continuous circular elements of which diameters gradually change in accordance with a positional change in an axial direction.