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

Apparatus for dividing a flock-laden air stream in pneumatic transporting systems for spinning machines

Patent 4178114 Issued on December 11, 1979. Estimated Expiration Date: Icon_subject May 1, 1998. 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

3712682

3747985

3787093

Inventors

Assignee

Application

No. 05/901485 filed on 05/01/1978

US Classes:

406/155, Conveyor having plural outlets406/162Rotatable

Examiners

Primary: Nase, Jeffrey V.

Attorney, Agent or Firm

International Classes

D01G 23/08 (20060101)
D01G 23/00 (20060101)

Foreign Application Priority Data

1977-04-29 CH

Abstract

A rotatable cylinder or the like is provided between the branch duct and the main transporting duct in order to draw off a part flow of flock-laden air from the main air stream passing through the transport duct. The cylinder may be an integral part of the branch duct or a separate member. Rotation of the cylinder effects withdrawal of a part flow from the transport duct.

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