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:
May. 08, 2018
Filed:
Jul. 29, 2014
Applicant:
United Technologies Corporation, Farmington, CT (US);
Inventors:
Yuan Kwang Lim, Singapore, SG;
Yan Seng Loh, Singapore, SG;
Andrew Tan, Singapore, SG;
Yao Hui Chee, Singapore, SG;
Shih Han Wong, Singapore, SG;
Yee Ling Kwan, Singapore, SG;
Assignee:
PRATT & WHITNEY SERVICES PTE LTD., Singapore, SG;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D 17/20 (2006.01);
U.S. Cl.
CPC ...
B22D 17/203 (2013.01); B22D 17/2023 (2013.01);
Abstract
A plunger assembly for a die casting machine shot sleeve includes a plunger body that has an outer diameter. The plunger includes a head that provides a wall. A piston ring is arranged on the plunger body adjacent to the wall. A nut is secured to the outer diameter and urges the piston ring toward the wall to retain the piston ring securely on the plunger body.