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 9562523 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 07, 2017

Filed:

Jan. 12, 2013
Applicant:

JM Harwood Llc, Huntsville, AL (US);

Inventors:

Michael R. Harwood, New Market, AL (US);

Thomas Bender, Huntsville, AL (US);

Assignee:

JM Harwood LLC, Huntsville, AL (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 9/02 (2006.01); F16H 25/12 (2006.01); F04B 1/12 (2006.01); F04B 1/14 (2006.01); F04B 9/04 (2006.01); F16H 23/10 (2006.01);
U.S. Cl.
CPC ...
F04B 9/02 (2013.01); F04B 1/128 (2013.01); F04B 1/146 (2013.01); F04B 9/04 (2013.01); F16H 23/10 (2013.01); F16H 25/125 (2013.01); Y10T 74/18336 (2015.01);
Abstract

A wobble drive mechanism for coupling a rotary motion to a reciprocating motion comprising a diagonal plate coupled to a rotary motion axis driving a wobble carrier having a flat side in sliding contact with the diagonal plate and a spherical side in contact with a spherical bearing recess. The wobble carrier has a bore containing at least one reciprocating drive shoe. The reciprocating drive shoe may be coupled to a piston operating within a cylinder. The reciprocating drive shoe may be free to move in the bore linearly and/or rotationally. In various embodiments, the reciprocating drive shoe comprises two or more components. In various embodiments the piston is coupled to the shoe via a fixed rod section and the fixed rod section terminates in, for example, a double cylindrical bearing T section or a spherical bearing. The reciprocating drive may operate various devices, for example, pump or motor devices.


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Harwood, Michael. (2017). Wobble drive mechanism (U.S. Patent No. 9562523). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9562523

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