Lynn D Alber

US Patent:

6481740, Nov 19, 2002

Filed:

Oct 12, 2001

Appl. No.:

09/977121

Inventors:

Reinhold A. Haase - Hastings NE
John D. Hull - Lincoln NE
James M. Gruidel - Hastings NE
Lynn D. Alber - Hastings NE
Todd James Yost - Glenvil NE
Thomas G. Johnson - Blue Hill NE

Assignee:

Dutton-Lainson Company - Hastings NE

International Classification:

B60D 1173

US Classification:

280511, 280512

Abstract:

A socket assembly for a trailer hitch includes a ball clamp member which has lateral arms or wings that limit the pivotal movement of the ball clamp member thereby improving the opportunity for the ball to properly fit in and totally seat within the cavity defined within the socket assembly.

US Patent:

57394393, Apr 14, 1998

Filed:

Jan 12, 1996

Appl. No.:

8/586197

Inventors:

James M. Gruidel - Hastings NE
Lynn D. Alber - Hastings NE
John J. Lainson - Hastings NE

Assignee:

Dutton-Lainson Company - Hastings NE

International Classification:

G01N 116
G01N 122

US Classification:

73864

Abstract:

An application disclosed for collecting a plurality of gas or liquid samples at a plurality of vertical heights above a surface. The apparatus comprises a vertical support member, a sample support rod connected to the vertical support and moveable between a vertical position and a horizontal position, and one or more sample receivers, freely and pivotally suspended from the sample support rod from points along the rod, for trapping airborne material. The sample receivers maintain vertical orientation as the sample support rod is pivoted from a vertical to a horizontal position during collection of the samples.