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:
Mar. 26, 2013

Filed:

Mar. 11, 2010
Applicants:

Tomo Kato, Chiryu, JP;

Kaoru Sawase, Anjo, JP;

Yuichi Ushiroda, Okazaki, JP;

Inventors:

Tomo Kato, Chiryu, JP;

Kaoru Sawase, Anjo, JP;

Yuichi Ushiroda, Okazaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 37/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A drive force adjustment apparatus includes a differential gear, a motor, a first gear mechanism and a second gear mechanism. The input element, the first output element, the second output element, the motor input element, the fixed element, and the connecting element are expressed as points I, R, L, M, F and C on a graph, an ordinate of which shows the number of revolutions and a abscissa of which shows relative ratios of the number of revolutions of the elements. In one example, length of L-I is equal to length of R-I, I is located between L and R on a straight line L-R, C is located between L and M on a straight line L-M, and C is located between F and I on a straight line F-I.


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