Thomas E Umlauf

US Patent:

7537494, May 26, 2009

Filed:

Apr 14, 2008

Appl. No.:

12/102511

Inventors:

Thomas E. Umlauf - Austin TX, US

Assignee:

3M Innovative Properties Company - St. Paul MN

International Classification:

H01R 11/09

US Classification:

439798, 439814

Abstract:

An electrical connector configured to maintain an electrical connection with a conductor during heating and cooling cycles is provided. The electrical connector includes a base portion and an arm extending from the base portion. The arm and the base portion combine to define an opening configured to receive the conductor, and one of the arm and the base portion defines a bore communicating with the opening. A fastener inserted into the bore is configured to retain the conductor inserted into the opening, and the arm is configured to deflect to provide a spring force that secures the fastener against the conductor during the heating and cooling cycles.

US Patent:

7267571, Sep 11, 2007

Filed:

Nov 3, 2006

Appl. No.:

11/556293

Inventors:

Richard D. Twigg - Leander TX, US
Janette M. Moré - Austin TX, US
Thomas E. Umlauf - Austin TX, US

Assignee:

3M Innovative Properties Company - St. Paul MN

International Classification:

H01R 4/24

US Classification:

439402

Abstract:

A connector includes a base member and a cap designed to be fitted onto each other. The base member or the cap may have a double-wall configuration to improve stability, strength, and durability of the connector unit as a whole. The base member includes a plurality of ribs forming wire-receiving channels and having at least one groove therebetween. The cap includes a conductive connecting plate configured to fit in the groove of the ribs of the base member. The connecting plate itself includes grooves configured to align with the channels of the ribs of the base member to thereby cut and remove insulation of at least one cable housed in the channels.

US Patent:

20110011484, Jan 20, 2011

Filed:

Jul 8, 2010

Appl. No.:

12/832856

Inventors:

Christopher J. Evoniuk - Austin TX, US
Tony F. Daniel - Austin TX, US
Thomas E. Umlauf - Austin TX, US
Kim P. Mulvey - Austin TX, US
Brent W. Katz - Austin TX, US
Dennis G. Brannan - Austin TX, US
Garry L. Sjolander - Austin TX, US
Melanie G. Gover - Austin TX, US

International Classification:

F16L 9/00
F16L 47/00

US Classification:

138177, 2852941

Abstract:

Described herein is an article comprising a cold shrinkable hollow body having at least one open end, and at least a portion of the inner surface of the hollow body having one or more protrusions.