Frank A Pohlman

US Patent:

20050167123, Aug 4, 2005

Filed:

Jul 23, 2004

Appl. No.:

10/898710

Inventors:

Frank Pohlman - Fort Atkinson WI, US
Hubert Fixen - , US

International Classification:

A01B045/04

US Classification:

172020000

Abstract:

A numerically-controlled robotic manipulator arm mounted to a sod harvester comprises two segments pivotally coupled together. One segment is rotatably coupled to a fixed base on the harvester while the second segment carries a pick-up head which can turn with respect to the segment. The pick-up head is capable of picking up, holding, and releasing sod rolls. The arm is programmable so that a variety of configurations of stacked sod rolls can be achieved.

US Patent:

20060016610, Jan 26, 2006

Filed:

Jul 23, 2004

Appl. No.:

10/898711

Inventors:

Frank Pohlman - Fort Atkinson WI, US
Hubert Fixen - , US

International Classification:

A01B 45/04

US Classification:

172020000

Abstract:

Disclosed is an automatic pallet presenter for agricultural equipment. The pallet presenter has a storage magazine for storing pallets and a rotatable table mechanism for bringing pallets into a desired location.

US Patent:

20070034392, Feb 15, 2007

Filed:

Jun 2, 2006

Appl. No.:

11/421930

Inventors:

Frank Pohlman - Fort Atkinson WI, US
Hubert Fixsen - Willmar MN, US

Assignee:

Textron Inc. - Providence RI

International Classification:

A01B 45/04

US Classification:

172020000

Abstract:

A numerically-controlled robotic manipulator arm mounted to a sod harvester comprises two segments pivotally coupled together. One segment is rotatably coupled to a fixed base on the harvester while the second segment carries a pick-up head which can turn with respect to the segment. The pick-up head is capable of picking up, holding, and releasing sod rolls. The arm is programmable so that a variety of configurations of stacked sod rolls can be achieved.