Impeller for comminuting equipment

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Information

Patent Grant
D285085

References
Source

Patent Number
D285,085
Date Filed
Thursday, October 27, 1983
41 years ago
Date Issued
Tuesday, August 12, 1986
38 years ago

Inventors
- Joe R. Urschel
- Robert R. Fischer
Original Assignees
- Urschel Laboratories, Inc.
Examiners
- Bullock; B. J.
- Gitlin; Suzanne N.
Agents
- Penfold; Charles S.

US Classifications
- D15 - Machines not elsewhere specified
Field of Search
- US
- D15 28
- D15 29
- D15 138
- D15 139
- 241 861
- 241 95
- 241 275
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for the impeller for crushers, as shown and described.

US Referenced Citations (9)

Number	Name	Date	Kind
D268498	Bagby	Apr 1983
3196916	Urschel	Jul 1965
3255646	Urschel	Jun 1966
3823880	Urschel	Jul 1974
3955767	Hise	May 1976
3989196	Urschel	Nov 1976
4090673	Ackers et al.	May 1978
4513919	Terrenzio	Apr 1985
4521996	Grund et al.	Jun 1985