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:
Oct. 27, 2020
Filed:
Nov. 02, 2017
Applicant:
Hirata Corporation, Kumamoto-shi, Kumamoto, JP;
Inventors:
Assignee:
HIRATA CORPORATION, Kumamoto-Shi, Kumamoto-Ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23P 19/04 (2006.01); B23P 21/00 (2006.01); F01L 3/24 (2006.01); F01L 3/10 (2006.01);
U.S. Cl.
CPC ...
B23P 19/045 (2013.01); B23P 21/00 (2013.01); F01L 3/10 (2013.01); F01L 3/24 (2013.01); F01L 2303/01 (2020.05);
Abstract
An assembling apparatus places a retainer on a valve spring to surround an upper end of a valve stem. The apparatus includes an assembling head, and a moving unit configured to move the assembling head between the supply position of the retainer and an assembling position. The assembling head includes a holding unit configured to hold the retainer, and a push unit configured to push out the retainer. The push unit includes a push member supported to be able to advance/retreat along an elevating direction of the assembling head, and a biasing member configured to bias the push member in an advancing direction.