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.:
Date of Patent:
Sep. 21, 1999
Filed:
Jun. 14, 1995
Applicant:
Inventor:
Bruce A Thames, Cypress, TX (US);
Assignee:
Intool Incorporated, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23Q / ; B25B / ;
U.S. Cl.
CPC ...
173216 ; 173217 ;
Abstract
A variable-speed, multiple-drive, power tool (10) is driven by first motor (18) having a first longitudinal axis (32) and second motor (20) having a second longitudinal axis (100). Second motor (20) drives ring gear (52) of first planetary gear set (48) while first motor (18) drives pinion (36). First end (40) of pinion (36) serves as sun gear (46) for first planetary gear set (48). First planetary gear set (48) drives intermediate spindle (76). Intermediate spindle (76) in turn drives second planetary gear set (82). Second planetary gear set (82) drives output spindle (22) through gear element (90).