Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
PUMP UNIT AND HANDHELD HIGH-PRESSURE CLEANING MACHINE
Document Type and Number:
WIPO Patent Application WO/2017/084633
Kind Code:
A1
Abstract:
A pump unit applied to a high-pressure cleaning machine comprises: a water inlet cavity (43); a water outlet cavity (44); and a central chamber (41), communicated with the water inlet cavity (41) and the water outlet cavity (44). The pump unit also comprises a plunger (5) arranged in the central chamber (41) and an eccentric mechanism (7) connecting the plunger (5), the eccentric mechanism (7) driving the plunger (5) to do reciprocating motion in the central chamber (41).

Inventors:
WU, Pinghua (No. 18 Dongwang Road, Industrial ParkSuzhou, Jiangsu 3, 215123, CN)
QIAO, Yong (No. 18 Dongwang Road, Industrial ParkSuzhou, Jiangsu 3, 215123, CN)
ZHANG, Haijun (No. 18 Dongwang Road, Industrial ParkSuzhou, Jiangsu 3, 215123, CN)
Application Number:
CN2016/106663
Publication Date:
May 26, 2017
Filing Date:
November 21, 2016
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
POSITEC POWER TOOLS (SUZHOU) CO., LTD (No. 18 Dongwang Road, Industrial ParkSuzhou, Jiangsu 3, 215123, CN)
International Classes:
F04B19/22; F04B1/16; F04C18/07; F04C18/077
Foreign References:
CN200964928Y2007-10-24
CN2611634Y2004-04-14
CN104728104A2015-06-24
CN2354493Y1999-12-22
CN87212157U1988-05-18
CN204511797U2015-07-29
US20060228230A12006-10-12
CN1840246A2006-10-04
CN1212899C2005-08-03
CN200964928Y2007-10-24
Other References:
See also references of EP 3379081A4
HOLZMANN GMBH: "2014/15 Zipper Katalog", INTERNET ARCHIVE WAYBACK MACHINE, 16 August 2015 (2015-08-16), pages 35, XP055622898, Retrieved from the Internet
ANONYMOUS: "Zipper ZI-DS2V-AKKU Original Bedienungsanleitung", ZIPPER MASCHINEN GMBH, 14 July 2015 (2015-07-14), pages 2 - 51, XP055622904, Retrieved from the Internet
Attorney, Agent or Firm:
SHANGHAI ESSEN PATENT&TRADEMARK AGENCY (Room 2718, No. 1958 Zhongshan N Rd. Putuo, Shanghai 3, 200063, CN)
Download PDF: