John Patrick Kinney

US Patent:

6568508, May 27, 2003

Filed:

Jun 7, 2001

Appl. No.:

09/876407

Inventors:

Ryan B. West - Saginaw MI
David A. Lange - Bay City MI
John E. Kinney - Saginaw MI

Assignee:

Thomson Saginaw Ball Screw Company, L.L.C. - Saginaw MI

International Classification:

F16C 1700

US Classification:

184 5, 74467, 74 8944

Abstract:

A ball screw and nut linear actuator incorporates an axially extending screw and a nut received on the screw to provide a helical raceway with recirculating load bearing balls. An axially extending member carried by the nut on a surface of the nut radially outboard of the raceway has ball return passages opening to the screws groove extending axially to span different turns of the screw groove. The ports lead to the ball return passages and are supplied with a liquid lubricant by a distributor system.

US Patent:

49596489, Sep 25, 1990

Filed:

Feb 10, 1989

Appl. No.:

7/308711

Inventors:

Robert L. Breeden - Boynton Beach FL
Douglas E. Griffin - Boynton Beach FL
John H. Kinney - Boynton Beach FL

Assignee:

Motorola, Inc. - Schaumburg IL

International Classification:

H04B 700
H04M 1100

US Classification:

34082544

Abstract:

A selective call control center is provided for transmission of calls to selective call receivers, such as paging receivers. In a first aspect, priorities are assigned to call sources and to call receivers and the order of transmission of calls is determined by the control center as a function of the priorities of the source and the receiver for each call. In a second aspect, at least one call receiver is provided having at least two addresses and the address to be selected from the at least two addresses for calling that receiver is determined dependent on the priority of the source of the call.