Gerald D Hendrickson

US Patent:

6682814, Jan 27, 2004

Filed:

Jan 22, 2002

Appl. No.:

10/055671

Inventors:

Gerald L. Hendrickson - Maple Grove MN
Kurt E. Heikkila - Circle Pines MN
Timothy P. Murphy - Chisago City MN
Maurice N. Goeser - Maplewood MN

Assignee:

Andersen Corporation - Bayport MN

International Classification:

B32B 516

US Classification:

428326, 4282924, 428339, 428359, 428511, 428507, 523091, 527312, 527314

Abstract:

A siding assembly and method of manufacture are disclosed. Each siding unit is a profile of a composite material which includes a thermoplastic polymer and a cellulosic fiber. The preferred siding unit has a tapered thickness and a convex face. Each siding unit is interconnected to adjacent siding units with a tongue and groove mechanism. The preferred siding profile has a plurality of webs, and the exposed portion of the siding has a capstock layer to improve weatherability. The exposed width of the sidings face may be adjustable. The siding units are interconnected end-to-end by inserts which are positioned by means of an adhesive or thermal welding.

US Patent:

6122877, Sep 26, 2000

Filed:

May 30, 1997

Appl. No.:

8/866289

Inventors:

Gerald L. Hendrickson - Maple Grove MN
Kurt E. Heikkila - Circle Pines MN
Timothy P. Murphy - Chisago City MN
Maurice N. Goeser - Maplewood MN

Assignee:

Andersen Corporation - Bayport MN

International Classification:

F04B 112
F04B 208
F04B 218

US Classification:

52520

Abstract:

A siding assembly and method of manufacture are disclosed. Each siding unit is a profile of a composite material which includes a thermoplastic polymer and a cellulosic fiber. The preferred siding unit has a tapered thickness and a convex face. Each siding unit is interconnected to adjacent siding units with a tongue and groove mechanism. The preferred siding profile has a plurality of webs, and the exposed portion of the siding has a capstock layer to improve weatherability. The exposed width of the siding's face may be adjustable. The siding units are interconnected end-to-end by inserts which are positioned by means of an adhesive or thermal welding.

US Patent:

D427701, Dec 15, 1998

Filed:

Jul 23, 1997

Appl. No.:

D/075976

Inventors:

Gerald L. Hendrickson - Maple Grove MN
Kurt E. Heikkila - Circle Pines MN
Maurice N. Goeser - Maplewood MN
Casey L. Carlson - Edina MN

Assignee:

Andersen Corporation - Bayport MN

International Classification:

2501

US Classification:

D25141