Tube driver for hex shank drill bit

Description

FIG. 1 is a front view of a tube driver for hex shank drill bit showing my new design; the rear view being the mirror image thereof;

FIG. 2 is a top view thereof; the bottom view being the mirror image thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a cross-sectional view taken through line 5--5 of FIG. 1;

FIG. 6 is a cross-sectional view taken through line 6--6 of FIG. 2;

FIG. 7 is a cross-sectional view taken through line 7--7 of FIG. 5; and,

FIG. 8 is a cross-sectional view taken through line 8--8 of FIG. 5.

Referenced Cited
U.S. Patent Documents
D333511 February 23, 1993 Mikiya et al.
D350887 September 27, 1994 Sjolander et al.
2337031 December 1943 Curtis
2714515 August 1955 Faso
2784975 March 1957 Dewar
3712753 January 1973 Manzi
4525111 June 25, 1985 Gutsche
4594036 June 10, 1986 Hogenhout
4663999 May 12, 1987 Colvin
4702651 October 27, 1987 Kleine
4722645 February 2, 1988 Regan
5147165 September 15, 1992 Tempest
Other references
  • Collets/Collet Chucks; Universal Houdaille Sep. 1984; p. 59.
Patent History
Patent number: D394865
Type: Grant
Filed: Nov 9, 1995
Date of Patent: Jun 2, 1998
Inventor: John S. Ronan (San Jacinto, CA)
Primary Examiner: Antoine Duval Davis
Attorney: F. Eugene Logan
Application Number: 0/46,260
Classifications
Current U.S. Class: Tool Or Work Holder (D15/140)
International Classification: 1509;