The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 17, 2003

Filed:

Jun. 22, 2001
Applicant:
Inventor:

Mikko J. Ristolainen, Woodstock, CA;

Assignee:

Timberjack Inc., Woodstock, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01G 2/308 ; B23Q 1/500 ; B23Q 1/600 ;
U.S. Cl.
CPC ...
A01G 2/308 ; B23Q 1/500 ; B23Q 1/600 ;
Abstract

A clamp control system for a feller/buncher has three buttons for automating the operation of the harvesting and accumulating clamps. A CLOSE button, when momentarily actuated for the first tree of a bundle, closes the harvesting clamp and the accumulating clamp and then re-opens the harvesting clamp. When actuated again momentarily for the second and subsequent trees, the harvesting clamp closes, the accumulating clamp opens and re-closes and the harvesting clamp re-opens. Actuation of an OPEN button opens both clamps and resets the system to be ready for the first tree of the next bundle. Actuation of a STOP/CANCEL button freezes both clamps in their current positions.


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