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.
Patent No.:
Date of Patent:
Mar. 01, 2005
Filed:
May. 14, 2002
Richard James Celeste, Newark, DE (US);
John Edwin Gantzhorn, Hockessin, DE (US);
Paul Felix Pustolski, Newark, DE (US);
Dimitri Peter Zafiroglu, Wilmington, DE (US);
Richard James Celeste, Newark, DE (US);
John Edwin Gantzhorn, Hockessin, DE (US);
Paul Felix Pustolski, Newark, DE (US);
Dimitri Peter Zafiroglu, Wilmington, DE (US);
Invista North America S.A.R.L., Wilmington, DE (US);
Abstract
A unitary sinker finger is attached at its first end to a sinker bar. In a first embodiment the second end of the finger is attached to a fixed support member. The sinker finger has a loop formation region and a loop cutting region disposed thereon, with the loop cutting region being disposed intermediate the loop formation region and the second end of the finger. A cutting blade that is operable in the cutting region for cutting pile loops formed on the loop formation region of the finger. In a second embodiment the sinker finger is an arcuate member that cantilevers from the sinker bar. A loop cutter cooperates with the arcuate sinker finger to cut the pile loops formed on the finger at a location adjacent to the free end of the finger. A sensing arrangement for determining operability of the cutting arrangement is also disclosed.