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Class 74/384 - Spur


Subclass of Class 74 - Machine element or mechanism
Definition: Spur gearing.
No. of patents: 59
Last issue date: 06/05/2007


  2  
NumberTitleIssue Date
4316569Oscillating cam feed apparatus for a press
An input shaft of a press feed is rotated at a preselected speed and is drivingly connected to a cam that rotates with the input shaft. Continuous rotation of the cam is converted to oscillating rotational movement of a cam follower through a preselected ...
02/23/1982
4313349Sealed electrical control device for x-ray apparatus
A control device has a fixedly mountable frame which has recesses and a fixed shaft extending across the recesses. Flat sided spherical elements having manual levers extending from them are rotatable on the shaft and each element has a sector gear fastene...
02/02/1982
4311056Pre-setting fine tuning device for a turret type television tuner
The present television fine tuning is so constructed that an initial rotation establishes the fine tuning state and that a continued rotation of the fine tuning shaft performs the fine tuning. For this purpose the present tuner comprises a fine tuning dri...
01/19/1982
4308759Worm gear mount
A worm gear mount of a type used in slide projectors includes a shaft, a pair of bearings supporting the shaft, a drive wheel on an end overhang of the shaft extending beyond one of the bearings, a worm gear on the shaft betweeen the bearings, and a gear ...
01/05/1982
4253394Printing apparatus
Disclosed are a printing method for obtaining an outline design for child's painting and other simple printing materials, which comprises placing an embossed pattern plate, carbon paper and a sheet of paper to be printed on a printing frame in this sequen...
03/03/1981
4253074Push pre-setting fine tuning device for turret type television tuners
The present fine tuning device comprises a fine tuning shaft mounted concentrically around a main channel selecting shaft supported in a chassis base. A plate spring member is disposed on the chassis for thrust biasing the fine tuning shaft. A gear member...
02/24/1981
4192197Disengageable transmission device
A disengageable transmission device is provided in which a driving pinion is used to selectively drive a driven wheel via a wheel train mounted on pivotal lever. The fulcrum of the pivotal lever is positioned so as to minimize the rotational torque effect...
03/11/1980
4192198Two gear train reduction mechanism
This invention relates to a reduction mechanism including two gear trains, of different speed reductions, for rotating one cam, both gear trains having different input gears but a same output gear, said input gears being rotatable by a step-up gear mounte...
03/11/1980
4186612Tuner driving mechanism permitting play in location of input member
A communication set tuner has a control member which varies the tuning status of the set; a rotatable input member is provided for driving the control member; the driving connection between the input member and the control member is so designed that the i...
02/05/1980
4183251Timer mechanism
A timer mechanism for controlling a thermostat having a control shaft, the mechanism comprising: a frame, a synchronous motor mounted in the frame, a first and second lever pivotably mounted on the frame so as to be able to take an operative and an inoper...
01/15/1980
4152682Fine tuning mechanism in a tuner
A tuner for use in a telecommunication receiver having a rotary drum carrying a plurality of oscillation coils and a fine tuning member for each coil supported for movement inside of the coil for fine tuning and having a geared head, and a main shaft on w...
05/01/1979
4133216Gear support assembly
Drive and driven shafts are rotatably supported in a wall portion of a press frame and have free end portions extending into a gear case. A first drive gear is nonrotatably secured to the drive shaft and a second driven gear is nonrotatably secured to the...
01/09/1979
4084482Machine tools having a rotating spindle such as milling machines
A machine tool comprising a rotatable spindle, at least one fly-wheel, at least one first roller carried by the spindle and at least one further roller for driving the fly-wheel, wherein the at least one further roller can be engaged with and disengaged f...
04/18/1978
4062243Tuner pinion gear guide
Radio tuner assembly with guide means for automatically maintaining the axis of the pinion gear in radial alignment with the crown gear on the tuner shaft. The tuner shaft is rotatably coupled to one end of the guide means. The pinion gear shaft is slidab...
12/13/1977
4041422Fine tuning assembly for preset tuner
A plurality of fine tuning elements are mounted on a disc which is rotatable by a selector shaft so that a selected tuning element is in a tuning position. Each tuning element comprises a screw with a gear mounted at the end thereof. A tuning shaft is rot...
08/09/1977
4034619Motion reversal device for mechanisms for compact cassettes, moving spool arrangements and the like
A motion reversal device for mechanisms for compact cassettes, moving spool arrangements and the like, comprising a frame; two alternatively tape drive and winding hub members rotatably supported on the frame. A first gear is supported on the frame and is...
07/12/1977
4008953Projector control mechanism
A control mechanism for controlling the reciprocating movement of a pusher for a picture-holder in a transparency projector of the type in which a rotating shaft serves to reciprocate the pusher during the course of a 360° rotation of the shaft. A contin...
02/22/1977
3964320Adaptable tuner assembly
The assembly has a tuning control shaft which is adjustable over a range of positions to conform to a range of tuner designs. An adjustable guide bracket for the manual tuning pinion gear allows the pinion gear to be positioned along a radius of the crown...
06/22/1976
3943786Photographic film processing apparatus having disengagement means
A film advancing-fluid spreading apparatus for progressively distributing a released mass of a processing composition across an exposed photosensitive layer of a film unit carrying a pod wherein the processing composition is contained. A pair of pressure-...
03/16/1976
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