Raymond R Rosendahl

US Patent:

52593266, Nov 9, 1993

Filed:

Apr 17, 1991

Appl. No.:

7/686660

Inventors:

Randall W. Borgman - Holland MI
William L. Cleair - Holland MI
Thomas J. Osterman - Grand Haven MI
Paul M. Pierce - Grand Haven MI
Brian D. T. Alexander - Fennville MI
Daniel L. Flower - Kentwood MI
Greg R. Pattok - Spring Lake MI
Raymond D. Rosendahl - Holland MI
Donald W. Graham - Holland MI

Assignee:

Haworth, Inc. - Holland MI

International Classification:

A47B 900

US Classification:

108147

Abstract:

A work station, particularly for supporting a computer, having separate front and back tops having separate powered drive arrangements for permitting independently height adjustment. The drive arrangement includes a separate drive motor associated with each top, with the motors being controlled by a controller, such as a microprocessor. The controller is preferably controlled by an operator using a portable keypad control which can be positioned on one of the tops. The controller can be programmed by the operator to permit storage of a number of predetermined height locations each defining distinct heights for both tops.

US Patent:

53236955, Jun 28, 1994

Filed:

Apr 17, 1991

Appl. No.:

7/686756

Inventors:

Randall W. Borgman - Holland MI
William L. Cleair - Holland MI
Thomas J. Osterman - Grand Haven MI
Paul M. Pierce - Grand Haven MI
Brian D. T. Alexander - Fennville MI
Daniel L. Fowler - Kentwood MI
Greg R. Pattok - Spring Lake MI
Raymond D. Rosendahl - Holland MI
Donald W. Graham - Holland MI

Assignee:

Haworth, Inc. - Holland MI

International Classification:

A47B 900

US Classification:

100147

Abstract:

A method of using a work station having separate front and back tops having separate powered drive arrangements for permitting independent height adjustment. A controller, which is programmed by an operator, permits storage of a number of predetermined height locations each defining distinct heights for both tops. The operator effects programmed movement of the tops to predetermined height locations for predetermined times and in a predetermined sequence, with the rear top moving initially and the front top moving thereafter.