Patent · US Expired

Device and method for pneumatically feeding a feeding chute

US5337455A · kind A · utility

6Cited by

11References

18Claims

0Family size

Assignee

Hergeth Hollingsworth GmbH

Inventors

Akiva Pinto · Gastonia, US
Guenter Lucassen · Haltern, DE
Ulrich Schmidt-Doepper · Thedinghausen, DE
Ulrich Hartmann · Überlingen, DE
Winfried Heuermann · Gescher, DE

Key dates

Filing date	Aug 29, 1991
Grant date	Aug 16, 1994
Priority date	—
Expiry date	Aug 29, 2011

Classification

Technology area (CPC D)Textiles; Paper
CPC primaryD01G23/02
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

A device is provided for feeding fiber material into a textile machine, comprising a horizontal transport channel (10), a feeding chute (2) branching vertically downward from the transport channel (10), an air-collecting chamber (3) separated by an air-permeable intermediate wall (9) from the feeding chute (2) connected with the transport channel (10), the air collecting chamber (3) being provided with a closable blow-off opening for discharging the flow of transport air, and a fiber transport device (18) at the lower end of the feeding chute (2), wherein at least one blow-off opening (6) is arranged at the lower end of the air-collecting chamber, alternately suddenly blowing off or shutting off the flow of transport air (7).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.