Sleeve for tooling system for mineral winning

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Description

FIG. 1 is a perspective view of a first embodiment of a sleeve for tooling system for mineral winning showing our new design;

FIG. 2 is a top plan view of the first embodiment of the sleeve for tooling system for mineral winning;

FIG. 3 is a first side elevational view of the first embodiment of the sleeve for tooling system for mineral winning;

FIG. 4 is a second side elevational view of the first embodiment of the sleeve for tooling system for mineral winning, the second side elevational view showing the first embodiment of the sleeve for tooling system for mineral winning in a position which is rotated from the position shown in FIG. 3;

FIG. 5 is a bottom plan view of the first embodiment of the sleeve for tooling system for mineral winning;

FIG. 6 is a perspective view of a second embodiment of a sleeve for tooling system for mineral winning showing our new design;

FIG. 7 is a top plan view of the second embodiment of the sleeve for tooling system for mineral winning;

FIG. 8 is a first side elevational view of the second embodiment of the sleeve for tooling system for mineral winning;

FIG. 9 is a second side elevational view of the second embodiment of the sleeve for tooling system for mineral winning, the second side elevational view showing the second embodiment of the sleeve for tooling system for mineral winning in a position which is rotated from the position shown in FIG. 8; and,

FIG. 10 is a bottom plan view of the second embodiment of the sleeve for tooling system for mineral winning.

It is to be understood that the other side elevational views of the first embodiment would be the same that shown in FIGS. 3 and 4.

It is also to be understood that the other side elevational views of the second embodiment would be the same that shown in FIGS. 8 and 9.

Referenced Cited
U.S. Patent Documents
D293798 January 19, 1988 Johnson
D300223 March 14, 1989 Livingstone
D330900 November 10, 1992 Wakegijig
4678238 July 7, 1987 Emmerich
4694919 September 22, 1987 Barr
4765686 August 23, 1988 Adams
4978173 December 18, 1990 Rothkegel
5106166 April 21, 1992 O'Neill
5148880 September 22, 1992 Lee et al.
5392870 February 28, 1995 Clapham et al.
5730502 March 24, 1998 Montgomery, Jr.
Foreign Patent Documents
2247705 November 1992 GBX
Patent History
Patent number: D420013
Type: Grant
Filed: Sep 4, 1998
Date of Patent: Feb 1, 2000
Assignee: Hydra Tools International Limited (Ecclesfield)
Inventors: John Joseph Warren (Sheffield), William Stephen Clapham (Barnsley)
Primary Examiner: Sandra L. Morris
Law Firm: Trexler, Bushnell, Giangiorgi & Blackstone, Ltd.
Application Number: 0/93,200