Distribution device for hydraulic machine
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
-
Feb 18, 2020
Grant Date -
Aug 31, 2017
app pub date -
Jul 28, 2015
filing date -
Jul 28, 2015
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The device has an internal distributor to be disposed in a casing portion (10A), and has a body (15) that has an outside axial face (15B) provided with two grooves (17, 19) respectively for feed and for discharge. The distributor has distribution ducts (23A, 23B, 23C) that open out in a distribution radial face and a cylinder capacity selector that has a slide (50) suitable for being moved in an axial bore (53) for connecting the distribution ducts to one or the other of the grooves. The device further has a control chamber (52) provided between a first end wall (15′) of the bore and the first end (50A) of the slide, and an opposing spring (55) disposed in a return chamber (52′) situated at the second end (53″) of the bore and closed, at the end closer to the distribution face (15A), by a second end wall (55′) of the distributor.
First Claim
Other Claims data not available
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
- 1 Citation Count
- F16K Class
- 62.15 % this patent is cited more than
- 5 Age
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