Title:
LUBRICANT DISCHARGE PUMP
Document Type and Number:
WIPO Patent Application WO/2020/240622
Kind Code:
A1
Abstract:
According to the present invention, a grease pump (1) is provided with: an outer tube (5) that defines a cartridge accommodation chamber (5c) in which is removably accommodated a cartridge (3) that is extendable and contractible in one direction and is filled with grease; a grease discharge mechanism (45) which has a lever (20) connected to the outer tube (5) via a link (15), and a torsion spring (7) that urges the lever (20) in an expanding direction with respect to the outer tube (5), the grease discharge mechanism (45) discharging the grease from the cartridge (3) accommodated in the cartridge accommodation chamber (5c) when a user moves the lever (20) in the shrinking direction toward the outer tube (5); and a counter (50) that displays the number of times that the lever (20) has been shrunken.
Inventors:
SHIMIZU TAIKEI (JP)
Application Number:
PCT/JP2019/020691
Publication Date:
December 03, 2020
Filing Date:
May 24, 2019
Export Citation:
Assignee:
MITSUBISHI ELECTRIC BUILDING TECHNO SERVICE CO LTD (JP)
International Classes:
F16N3/12; F04B9/14
Foreign References:
| JPH08312887A | 1996-11-26 | |||
| JPS3314018Y1 | 1958-09-01 | |||
| JPH0414164U | 1992-02-05 | |||
| JPH0742895A | 1995-02-10 | |||
| JPS51112205U | 1976-09-10 |
Attorney, Agent or Firm:
YKI INTELLECTUAL PROPERTY ATTORNEYS (JP)
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