U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Loading apparatus for crimper rolls

Patent 4041584 Issued on August 16, 1977. Estimated Expiration Date: Icon_subject August 16, 1994. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3162924

3225415

3298079

3639955

Inventor

Assignee

Application

No. 05/727660 filed on 09/29/1976

US Classes:

28/269Nip roll mount or construction (e.g., wear plate)

Examiners

Primary: Rimrodt, Louis K.

International Class

D02G 1/12 (20060101)

Abstract

A tow crimping apparatus that includes a pair of advancing rolls associated with a crimping chamber is provided with a movable roll to permit controlled loading of the nip between the rolls. The controlled loading is accomplished through a pressure chamber linked to the movable roll and having a restricter in the pressure supply line to the pressure chamber.

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