ROTARY DRIVE SYSTEM WITH ROLLER RUNNING FROM CAM WITH DETACHABLE WHEEL SUPPORT Russian patent published in 2017 - IPC F01B3/04 F01B9/06 

FIELD: machine building.

SUBSTANCE: invention relates to rotary drive system (50) and can be used in power plants. Contains cylindrical wall (51), piston (4, 4') having possibility of sliding in axial direction along longitudinal axis (L) inside cylindrical wall (51), and piston rod (20, 20'), extending along longitudinal axis and projecting from system drive side (D) in axial direction outside cylindrical wall. Piston rod (20, 20') is attached to holder support element (5a) on drive side. Cam washer rotary annular element (9) stretches into cam washer axial position, which is located at distance from drive side (D) coaxially around cylindrical wall (51). From the support side holder (5b) comprises pair of rollers (7, 7'), engaged with cam washer opposite surfaces. Holder (5b) is located radially outward from cylindrical wall (51) from cam washer position to support element (5a) and is connected with possibility of disconnection by means of connection end with holder support element. Holder (5b) includes arm, in which there is flexible section (41).

EFFECT: detachable holders provide drive system with possibility of easy assembly and disassembly for maintenance, repair or replacement of rolls after their wear.

7 cl, 8 dwg