Knife sharpeners with improved knife guides

Details Knife sharpeners with improved knife guides Knife sharpeners with improved knife guides

2008-02-14

2008-11-18

Morgan, Eileen P. (Department: 3723)

Abrading

Precision device or process - or with condition responsive...

By optical sensor

C451S009000, C451S010000, C451S011000, C451S278000, C451S293000, C451S349000, C451S549000

Reexamination Certificate

active

07452262

ABSTRACT:
Various forms of knife guides are provided for knife sharpeners to minimize damage to the knife blade. One of the forms of knife guides comprises non-contact optical arrangements which includes a light source, at least one light detector and an indicator that monitors and displays the intensity of light reflected from the blade surface.

REFERENCES:
patent: 4627194 (1986-12-01), Friel
patent: 4716689 (1988-01-01), Friel
patent: 4807399 (1989-02-01), Friel
patent: 4897965 (1990-02-01), Friel
patent: 5005319 (1991-04-01), Friel
patent: 5148634 (1992-09-01), Bigliano
patent: 5245791 (1993-09-01), Bigliano
patent: 5390431 (1995-02-01), Friel
patent: 5404679 (1995-04-01), Friel
patent: 5449315 (1995-09-01), Friel
patent: 5582535 (1996-12-01), Friel
patent: 5611726 (1997-03-01), Friel
patent: 5868611 (1999-02-01), Friel
patent: 6012971 (2000-01-01), Friel
patent: 6113476 (2000-09-01), Friel
patent: 6267652 (2001-07-01), Friel
patent: 6726551 (2004-04-01), Friel
patent: 6863600 (2005-03-01), Friel
patent: 6875093 (2005-04-01), Friel
patent: 6881137 (2005-04-01), Friel
patent: 6997795 (2006-02-01), Friel
patent: 7081040 (2006-07-01), Varney et al.
patent: 7235004 (2007-06-01), Friel et al.
patent: 7235044 (2007-06-01), Friel
patent: 7287445 (2007-10-01), Friel
patent: 2004/0116055 (2004-06-01), Friel, Sr.
patent: 2004/0198198 (2004-10-01), Friel et al.
patent: 2006/0130932 (2006-06-01), Chen et al.
patent: 2006/0192939 (2006-08-01), Lebeau

Affiliated with

Also associated with

Rating

Knife sharpeners with improved knife guides does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Knife sharpeners with improved knife guides, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Knife sharpeners with improved knife guides will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4040457