Motors: expansible chamber type – Three or more cylinders arranged in parallel radial or... – Cylinders parallel to rotation axis
Patent
1978-04-03
1980-05-06
Freeh, William L.
Motors: expansible chamber type
Three or more cylinders arranged in parallel radial or...
Cylinders parallel to rotation axis
F01B 1304
Patent
active
042011175
ABSTRACT:
A hydraulic motor having a plurality of pistons slidably mounted in a fluid tight manner along respective bores provided axially through a rotor, which is keyed on a central shaft to rotate therewith and within a cavity of an outer casing, said pistons being axially movable with one of their ends in contact with an inclined plate facing one end of said rotor, and said cavity communicating with an inlet and an outlet for a pressurized hydraulic fluid via first and second header means facing the other end of said rotor and communicating with said bores via rotary distribution means formed by a toroidal member cooperating with said header means in a fluid tight manner and connected angularly to said rotor by means of a plurality of key means, each of which engages in a fluid tight manner a respective piston bore of said rotor and is connected to said toroidal member by an articulated joint; duct means being provided through each said key means and said toroidal member to connect each said piston bore to one of said header means.
Freeh William L.
Palmatier H. Dale
LandOfFree
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