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US 4,553,884 AGranted
Boring tool and method of reducing vibrations therein
AssigneeKennametal Inc.
InventorsGary W. Fitzgerald, Robert S. Gulibon, Paula M. Penrod
Life of this patent
Estimating the term…
Abstract
Disclosed is a boring tool resistant to vibration. There is a boring bar having a central bore at one end and a boring bar head for attachment to the boring bar at the one end. Inserted in the bore is a tuned absorber package for eliminating vibrations in the boring tool. The tuned absorber package is self-contained and is transferable between boring bars. Also disclosed is a method of reducing vibrations in the boring tool.
Claims11
A boring tool resistant to vibration comprising:
- a boring bar having a central bore at one end;
- a boring bar head with means for attachment to said boring bar at said one end;
- and a tuned absorber package inserted in said bore for eliminating vibrations in said boring tool, said tuned absorber package having means for being self-contained and transferable between boring bars, said tuned absorber package comprising:
- an absorber mass;
- an elastomer support on either end of said absorber mass;
- a cylindrical canister for receiving said absorber mass and said elastomer supports;
- an end cap for said cylindrical canister;
- tuning means interacting with one of said elastomer supports so as to tune the desired vibration frequency of said absorber package;
- and dampening fluid within the cylindrical canister.
6 more elements
A tuned absorber package comprising:
- an absorber mass;
- an elastomer support on either end of said absorber mass;
- a cylindrical canister for receiving said absorber mass and said elastomer supports;
- an end cap for said cylindrical canister;
- tuning means interacting with one of said elastomer supports so as to tune the desired vibration frequency of said absorber package;
- and dampening fluid within the cylindrical canister.
3 more elements
Dependencies are inferred from the claim text.