Electricity: measuring and testing – Electromechanical switching device – Relay
Reexamination Certificate
2005-08-16
2005-08-16
Deb, Anjan (Department: 2858)
Electricity: measuring and testing
Electromechanical switching device
Relay
Reexamination Certificate
active
06930484
ABSTRACT:
A supplementary device, such as a charging, cleaning and/or diagnosis device, for a small electric device, such as an electric hair cutting or hair removal apparatus or an electric toothbrush, but particularly for an electric shaving apparatus, includes an arrangement to detect whether it is connected electrically and/or magnetically to the small electric device, and an arrangement to discriminate between different types of small electric device. This arrangement monitors an electric and/or magnetic quantity prevailing at the connection of the supplementary device. A method for detecting the presence of an electric and/or magnetic connection between said devices includes monitoring an electric and/or magnetic quantity prevailing at the connection of the supplementary device.
REFERENCES:
patent: 3026504 (1962-03-01), Aurand et al.
patent: 3835377 (1974-09-01), Kataoka
patent: 4665399 (1987-05-01), Fauser et al.
patent: 4932246 (1990-06-01), Deutsch et al.
patent: 5111580 (1992-05-01), Bosscha et al.
patent: 5304935 (1994-04-01), Rathke et al.
patent: 5536979 (1996-07-01), McEachern et al.
patent: 5614030 (1997-03-01), Braun
patent: 5656917 (1997-08-01), Theobald
patent: 5861729 (1999-01-01), Maeda et al.
patent: 5994855 (1999-11-01), Lundell et al.
patent: 5997344 (1999-12-01), Shinozaki
patent: 6040778 (2000-03-01), Hopkins et al.
patent: 6150940 (2000-11-01), Chapman et al.
patent: 6194870 (2001-02-01), Kim
patent: 6232781 (2001-05-01), Goser et al.
patent: 6326884 (2001-12-01), Wohlrabe
patent: 4036373 (1993-04-01), None
patent: 4402236 (1995-07-01), None
patent: 4409736 (1995-09-01), None
patent: 19606719 (1997-08-01), None
patent: 197 27 639 (1998-02-01), None
patent: 19817273 (1999-10-01), None
User Manual, Braun Dental Center OC 30, Type 4803, Nov. 1990.
Braun GmbH
Deb Anjan
Fish & Richardson P.C.
He Amy
LandOfFree
Supplementary device for a small electric appliance does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Supplementary device for a small electric appliance, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Supplementary device for a small electric appliance will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3522735