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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.:

US 10738772 B1

PDFFull Text
Date of Patent:
Aug. 11, 2020

Filed:

Aug. 15, 2019

Push-pull compressor having ultra-high efficiency for cryocoolers or other systems

Applicant:

Raytheon Company, Waltham, MA (US);

Inventors:

Andrew L. Bullard, Manhattan Beach, CA (US);

Theodore J. Conrad, Redondo Beach, CA (US);

Assignee:

Raytheon Company, Waltham, MA (US);

Attorney:
Primary Examiner:

Joel M Attey

Int. Cl.
CPC ...
F04B 35/04 (2006.01); F04B 17/03 (2006.01); F04B 39/00 (2006.01); F25B 31/02 (2006.01); F25B 9/06 (2006.01); F25B 9/14 (2006.01); F04B 3/00 (2006.01);
U.S. Cl.
CPC ...
F04B 35/04 (2013.01); F04B 17/03 (2013.01); F04B 35/045 (2013.01); F04B 39/0005 (2013.01); F25B 9/06 (2013.01); F25B 9/14 (2013.01); F25B 31/023 (2013.01); F04B 3/00 (2013.01);
Abstract

An apparatus includes a first piston and an opposing second piston, where the first and second pistons are configured to move inward to narrow a space therebetween and to move outward to enlarge the space therebetween. The apparatus also includes a first voice coil actuator having (i) a first voice coil connected to the first piston and (ii) a first magnet connected to the second piston. The apparatus may further include a second voice coil actuator having (i) a second voice coil connected to the second piston and (ii) a second magnet connected to the first piston. Each voice coil actuator may be configured to apply equal and opposite forces on or against the first and second pistons.

Find Patent Forward Citations

Bullard, Andrew. (2020). Push-pull compressor having ultra-high efficiency for cryocoolers or other systems (U.S. Patent No. 10738772). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10738772

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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