Rotating regulating device

Details Rotating regulating device Rotating regulating device

2007-07-17

2007-07-17

Ho, Ha (Department: 3681)

Machine element or mechanism

Gearing

C074S08400R

Reexamination Certificate

active

10526172

ABSTRACT:
A rotating regulating device for the rotation and/or linear displacement of an actuating element of a valve, throttle, blowout preventer or similar, in particular in the field of gas or oil supply, exhibits a spindle drive and a drive train rotationally driving the spindle drive, the drive train exhibiting at least one reduction gear unit and a drive device. The rotating spindle or nut of the spindle drive exhibits at least one engaging element, essentially protruding radially outwards, which engages guide slots, whereby a first guide slot is fixed relative to a device housing and a second guide slot can be rotated relative to the device housing and/or is supported for displacement in the longitudinal direction of the rotating spindle. The guide slots exhibit at least different slopes in the longitudinal direction of the rotating spindle and the movable guide slot is connected for movement to the actuating element.

REFERENCES:
patent: 3324875 (1967-06-01), Anderson
patent: 3327826 (1967-06-01), Henschke
patent: 5195721 (1993-03-01), Akkerman
patent: 5370011 (1994-12-01), Gilges et al.
patent: 5497672 (1996-03-01), Appleford et al.
patent: 6564677 (2003-05-01), Kiyosawa et al.
patent: 6927513 (2005-08-01), Schreier
patent: 5-196097 (1993-08-01), None
patent: WO 02/37008 (2002-05-01), None
PCT International Search Report; Appln. No. PCT/EP03/09697; dated Jan. 30, 2004; (3 p.).

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