Title:
【発明の名称】空気/液体混合物特に泡を分配する装置及びその作動ユニット
Document Type and Number:
Japanese Patent JPH11513308
Kind Code:
A
Abstract:
PCT No. PCT/NL96/00378 Sec. 371 Date Apr. 3, 1998 Sec. 102(e) Date Apr. 3, 1998 PCT Filed Sep. 30, 1996 PCT Pub. No. WO97/13585 PCT Pub. Date Apr. 17, 1997Device for dispensing an air-liquid mixture, such as foam, comprising a liquid container and an operating unit, which unit comprises at least a concentric air pump and liquid pump, which each comprise a piston chamber with a piston which is displaceable therein and a inlet and discharge, an operating component for operating the two pumps, which component is integral with the liquid piston and comprises an outflow channel with a dispensing opening, while shut-off device, which make it possible to suck up air or liquid, respectively, and dispense them, are present in the inlet and discharge of the pumps, the air pump comprising a double-acting shut-off device which can be operated actively by the operating component and shuts off both the inlet of air to the air pump and shuts off the discharge of air therefrom, and the air piston is an air piston which can be moved freely at least over a small distance with respect to the operating component.
Inventors:
Van der Heyden, Edgar, Ifo, Maria
Application Number:
JP51493697A
Publication Date:
November 16, 1999
Filing Date:
September 30, 1996
Export Citation:
Assignee:
Park Towers International BV
International Classes:
B05B1/02; B05B7/00; B05B11/00; (IPC1-7): B05B11/00; B05B1/02; B67D5/00
Attorney, Agent or Firm:
Shogo Ebara (3 outside)