Keyless chuck

Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a top view of a keyless chuck embodying the design of the present invention;

FIG. 2 is a side view thereof; and,

FIG. 3 is a bottom view thereof.

Referenced Cited
U.S. Patent Documents
D293296 December 22, 1987 Chaney
D328556 August 11, 1992 Fushiya et al.
D332208 January 5, 1993 Sakamoto et al.
D333080 February 9, 1993 Fushiya et al.
913059 February 1909 Savage
1476903 December 1923 McConnell
1773034 August 1930 Englund
1784002 December 1930 Englund
3807745 April 1974 Bent
4381116 April 26, 1983 Futter
4695065 September 22, 1987 Komatsu et al.
4848779 July 18, 1989 Wheeler et al.
4951955 August 28, 1990 Sakamaki
5009439 April 23, 1991 Sakamaki
5031925 July 16, 1991 Tatsu et al.
5044643 September 3, 1991 Nakamura
5145192 September 8, 1992 Rohm
5234223 August 10, 1993 Sakamaki
5253879 October 19, 1993 Huff et al.
5330204 July 19, 1994 Huff et al.
5348318 September 20, 1994 Steadings et al.
Foreign Patent Documents
2606691 May 1988 FRX
Other references
  • The following Jacobs.RTM. Manufacturing Company drawings: Nos. 96-030420 dated May 9, 1990, 96-030643 dated Jun. 18, 1990, 96-030413 dated Aug. 9, 1990, 96-030667 dated Sep. 24, 1990, 96-030677 dated Sep. 24, 1990, 96-030678 dated Oct. 29, 1990, 96-030679 dated Oct. 29, 1990, 96-030684 dated Nov. 28, 1990, 96-030715 dated Apr. 12, 1991, 96-030736 dated Sep. 30, 1991, 96-030742 dated Oct. 25, 1991, 96-030748 dated Nov. 13, 1991, 96-030752 dated Nov. 13, 1991, 96-030758 dated Nov. 19, 1991, 96-030772 dated Nov. 19, 1991, 96-030732 dated Dec. 11, 1991, 96-030775 dated Jan. 6, 1992, 96-030809 dated Mar. 12, 1992, 96-030816 dated May 26, 1992, 96-P0372 dated Nov. 17, 1992, 96-031040 dated Jan. 14, 1993, 96-P0751 dated Mar. 1, 1993, 96-031087 dated Mar. 25, 1993, 96-031089 dated Mar. 25, 1993, 96-031213 dated Aug. 26, 1993. 96-031214 dated Aug. 27, 1993. The following additional Jacobs.RTM. Manufacturing Company drawing: No. 96-031215 dated Aug. 27, 1993.
Patent History
Patent number: D363295
Type: Grant
Filed: Jan 27, 1994
Date of Patent: Oct 17, 1995
Assignee: Jacobs Chuck Technology Corporation (Wilmington, DE)
Inventor: Christopher B. Barton (Seneca, SC)
Primary Examiner: Antoine Duval Davis
Law Firm: Dority & Manning
Application Number: 0/18,021
Classifications
Current U.S. Class: Tool Or Work Holder (D15/140)