Patents by Inventor Dominic P. Friel

Dominic P. Friel has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Low-inertia, clutchable shaft for transmissions
    Publication number: 20010017061
    Abstract: A sychronized transmission structure (100) providing a relatively low inertia for the synchronized jaw clutches (50, 52, 54) to act upon. The transmission input shaft (104) is splined to the master clutch driven members (14B), carries the synchronized jaw clutches for rotation therewith and supports the drive gears (106, 108, 110, 112 and 114) for rotation thereon by means of needle bearings (48) or the like. Countershaft gears (118, 120, 124, 126 aqnd 128) are constantly meshed with a drive gear or an idler meshced to a drive gear. The transmission output shaft (102) carries an output gear (132) fixed thereto, which is constantly meshed with a countershaft gear (130).
    Type: Application
    Filed: January 29, 2001
    Publication date: August 30, 2001
    Inventor: Dominic P. Friel