Multiple bit screwdriver

Details Multiple bit screwdriver Multiple bit screwdriver

2007-10-30

2007-10-30

Thomas, David B (Department: 3723)

Tools

Wrench, screwdriver, or driver therefor

Having work engaging and force exerting portion inserted...

C081S177400, C081S490000

Reexamination Certificate

active

11075935

ABSTRACT:
A screwdriver is provided having a handle having a first end and a second end; a front element having a bit holder, said front element aligned with said handle along an axis; a cylinder positioned between said handle and said front element, said cylinder having a plurality of chambers, each of said chambers shaped to store a bit; said cylinder rotatable around said axis; and a push rod having a first end and a second end, said push rod slidable along said handle from a first end of said handle to a second end of said handle, said push rod having a magnet at said first end. Wherein the second end of said push rod is positioned at said second end of said handle and said first end of said push rod is aligned with one of said chambers, moving said second end of said push rod from said second end of said handle moves said aligned bit from said cylinder to said bit holder; and when said second end of said push rod is positioned at said first end of said handle, moving said second end of said push rod to said second end of said handle moves said a bit in said bit holder to said cylinder.

REFERENCES:
patent: 1579498 (1926-04-01), Anderson
patent: 2629413 (1953-02-01), Stettler
patent: 2635661 (1953-04-01), Egan
patent: 3006395 (1961-10-01), Dye
patent: 3750729 (1973-08-01), Lemieux
patent: 4372362 (1983-02-01), Ahn
patent: 4463788 (1984-08-01), Corna et
patent: 4716795 (1988-01-01), Corona et al.
patent: 4716796 (1988-01-01), Corona
patent: 4762036 (1988-08-01), Orlitzky et al.
patent: 4768405 (1988-09-01), Nickpuck
patent: 5065498 (1991-11-01), McKenzie
patent: 5228363 (1993-07-01), Corona et al.
patent: 5325745 (1994-07-01), Koehler
patent: 5337637 (1994-08-01), Bih-Lien
patent: 5526721 (1996-06-01), Waisvisz
patent: 5638727 (1997-06-01), Gringer
patent: 5673600 (1997-10-01), Yanagi et al.
patent: 5813296 (1998-09-01), Hoff et al.
patent: 5881615 (1999-03-01), Dahl et al.
patent: 5957014 (1999-09-01), Yseng et al.
patent: 6007277 (1999-12-01), Olson et al.
patent: 6134995 (2000-10-01), Shiao
patent: 6138537 (2000-10-01), Cole
patent: 6205893 (2001-03-01), Sato
patent: 6260445 (2001-07-01), DeVecchis et al.
patent: 6332384 (2001-12-01), Cluthe
patent: 6378402 (2002-04-01), Kalomeris et al.
patent: 6378407 (2002-04-01), Purkapile
patent: 6443037 (2002-09-01), Chang
patent: 6502484 (2003-01-01), Pao-Hsi
patent: 6511199 (2003-01-01), Chung
patent: 6547470 (2003-04-01), Legg
patent: 6601483 (2003-08-01), Wannop
patent: 2001/0006014 (2001-07-01), Cowart et al.
patent: 2001/0029815 (2001-10-01), Anderson
patent: 2001/0032531 (2001-10-01), Kozak et al.
patent: 2001/0033777 (2001-10-01), Peters
patent: 2002/0007705 (2002-01-01), Beauchamp
patent: 2002/0035901 (2002-03-01), Anderson
patent: 2002/0050192 (2002-05-01), Beauchamp
patent: 2002/0096024 (2002-07-01), Pao-Hsi
patent: 2002/0152850 (2002-10-01), Wannop
patent: 2002/0162429 (2002-11-01), Purkapile
patent: 2003/0029283 (2003-02-01), Yaar
patent: 2003/0079580 (2003-05-01), Beauchamp
patent: 2003/0079581 (2003-05-01), Beauchamp
patent: 2003/0084758 (2003-05-01), Chiang
patent: 2357787 (2002-10-01), None
patent: 02/064319 (2002-08-01), None
patent: 02/085579 (2002-10-01), None

Affiliated with

Also associated with

Rating

Multiple bit screwdriver does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Multiple bit screwdriver, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Multiple bit screwdriver will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3882866