Title:
CHEMICAL DISPENSER FOR A HARD FLOOR SURFACE CLEANER
Document Type and Number:
WIPO Patent Application WO2003011097
Kind Code:
A3
Abstract:
A chemical dispenser (60) for use in a hard floor surface cleaner (10) includes a supply of cleaning agent (70) and a flow control device (72). The flow control device is fluidically coupled to the supply of cleaning agent and includes an output flow (74) of cleaning agent therethrough having a flow rate that is substantially independent of a volume of the supply of cleaning agent.
Inventors:
FIELD BRUCE F
KRUEGER JOSEPH K
JOYNT DANIEL L
POULIOT JOSEPH L
MCHUGH DANIEL J
KRUEGER JOSEPH K
JOYNT DANIEL L
POULIOT JOSEPH L
MCHUGH DANIEL J
Application Number:
PCT/US2002/023823
Publication Date:
September 25, 2003
Filing Date:
July 26, 2002
Export Citation:
Assignee:
TENNANT CO (US)
International Classes:
A47L11/03; A47L11/16; A47L11/18; A47L11/29; A47L11/30; A47L11/34; B01F3/04; B01J13/00; B65D77/06; (IPC1-7): A47L11/03; A47L11/29
Foreign References:
| US4667364A | 1987-05-26 | |||
| EP0744148A2 | 1996-11-27 | |||
| EP1044645A2 | 2000-10-18 | |||
| US5031837A | 1991-07-16 | |||
| US5593091A | 1997-01-14 | |||
| US5383605A | 1995-01-24 | |||
| US5871152A | 1999-02-16 | |||
| US3453678A | 1969-07-08 | |||
| US3761987A | 1973-10-02 |
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