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.

Date of Patent:
Dec. 18, 2018

Filed:

Nov. 16, 2015
Applicant:

Emerson Climate Technologies, Inc., Sidney, OH (US);

Inventors:

Ajay Utpat, Pune, IN;

James A. Schaefer, Troy, OH (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04C 29/00 (2006.01); F04C 18/02 (2006.01);
U.S. Cl.
CPC ...
F04C 29/0071 (2013.01); F04C 18/0215 (2013.01); F04C 29/0057 (2013.01); F04C 29/0078 (2013.01); F04C 2240/56 (2013.01); F04C 2240/60 (2013.01);
Abstract

A compressor may include a shell, orbiting and non-orbiting scrolls, an unloader bushing assembly and a drive shaft. The unloader bushing assembly may include a drive bushing and a spring. The drive bushing includes an outer surface engaged with the orbiting scroll and may define an opening extending from a first bushing end to a second bushing end. The spring may include a body disposed within the opening of the drive bushing and may include first and second spring ends with at least a portion of the first spring end extending laterally from the body and overlapping the first bushing end. At least a portion of the second spring end may extend laterally from a body and overlap the second bushing end to secure the spring within the drive bushing. The drive shaft may include a crank pin disposed within the opening of the drive bushing and engaging the spring.


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