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:
Sep. 06, 2011

Filed:

Apr. 28, 2010
Applicants:

Gary L. Bich, New Holland, PA (US);

Beau Carlson, Ephrata, PA (US);

David M. Dechristopher, Ephrata, PA (US);

Inventors:

Gary L. Bich, New Holland, PA (US);

Beau Carlson, Ephrata, PA (US);

David M. DeChristopher, Ephrata, PA (US);

Assignee:

CNH America LLC, New Holland, PA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16C 3/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

The epicyclical drive incorporates a dual flywheel carrying a pinion in a balanced axially compact assembly. The assembly includes a counterweight for the pinion nested between the flywheels, which also connects the flywheels and transfers loading conditions therebetween, to reduce and distribute torsional and eccentric loading conditions and reduce vibrations. The use of a second flywheel also provides an improved rotary seal capability for keeping out dust, debris and moisture. The drive is adapted for incorporation into a floor of a header of an agricultural harvesting machine for reciprocatingly driving a sickle thereof, advantageously jointly with a mirror image companion drive in a side by side relationship and timed such that forces generated by the reciprocating actions are cancelled.


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Bich, Gary. (2011). Dual flywheel axially compact epicyclical drive (U.S. Patent No. 8011272). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8011272

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