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4655441 |
Device for the transverse and/or longitudinal working of wood workpieces
The invention relates to a device for the transverse and/or longitudinal machining of wood workpieces having at least one clamping table which is rotatable or tiltable about at least one pivot...
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4652781 |
Drive unit for adjusting window panes, sunroofs, seats and similar motor vehicle parts
A drive unit for adjusting window panes, sunroofs, and seats in a vehicle has a reversible electric motor behind which is inserted a worm gear with a worm shaft. To prevent an undesired or...
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4651586 |
Power transmission mechanisms
A power transmission mechanism having an hourglass worm with a continuous tooth groove. Cooperating with the hourglass worm is a wheel device having a plurality of recesses therein spaced around...
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4648286 |
Ball-retaining structure in a power transmission apparatus
A ball-retaining structure in a power transmission apparatus for transmitting power by means of magnetic balls arranged between non-magnetic rotating bodies is disclosed, in which a magnet or...
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4644812 |
Gear mechanism for brake adjustment
Adjusting mechanism is provided for the brakes of a highway trailer. A brake lever is actuated by a pneumatic cylinder and carries a worm gear which is mounted for turning with the lever, and also...
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4643040 |
Worm gear train arrangement and housing
The object of the invention is to develop an easily fabricated and assembled gear train arrangement, specifically a worm gear arrangement, which requires only a low overall height and at the same...
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4643038 |
Electric motor servo for cruise control
A pair of coupling elements connected between an electric stepper motor and an engine throttle are selectively engaged and disengaged by a lever mechanism which effects a relative movement between...
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4641544 |
Motion transmitting and timing mechanism
A motion transmitting and timing mechanism including an input gear 36, a timing gear 44 rotatable about an axis 50 and meshed with the input gear 36, and an output gear 64 rotatable about the axis...
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4627300 |
Positioning actuator for six-high roll stand
A positioning actuator for use between a working-roll journal block and a roll-stand frame has a housing, a worm shaft rotatable in the housing about a main axis and formed with two axially offset...
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4627303 |
Variable resistance device
A worm gear-actuated variable resistance device including a clutch structure, having a worm gear actuated by a worm screw. The worm gear has a toothless sector, and the teeth are engagable by the...
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4623859 |
Remote control circuit breaker
An electric circuit breaker capable of being opened and closed from a remote location. The circuit breaker includes a stationary contact, a movable contact mounted on a carrier and a trip mechanism...
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4621405 |
Drive mechanism for the main spindle of a rotating tool turret machine
A drive mechanism for the main spindle of a rotating tool turret machine, including a drive motor driving a worm carried in an eccentric mounting, rotation of the mounting effecting movement of the...
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4621933 |
Line spacing mechanism for printing machines
A line spacing mechanism for printing machines comprises an electric motor which is operable to rotate selectively in either direction. A worm on the shaft of the motor meshes with a helicoidally...
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4616803 |
Declutchable valve override
The invention comprises an improved override and an interrelated valve system. A main valve has an actuator, the actuator in turn having a control for communicating a control signal to the actuator...
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4615230 |
Gear transmission comprising two worms
The driving shaft (11) is equipped with two oppositely threaded worms (13a, 13b) with which respectively mesh on opposite sides two worm-wheels (14a, 14b) of a first kinematic channel and two...
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4598604 |
Steering device for motor vehicles, adjustable along its longitudinal axis
A steering device for motor vehicles, which is adjustable along its longitudinal axis and whose steering column can be telescopically extended and retracted by means of a drive device, the steering...
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4589299 |
Reduction motor shaft provided with screw type double
A reduction motor shaft used, for example, in a wiper motor is disclosed, which is provided with screw type double worms constituting a reduction mechanism part. In this reduction motor shaft,...
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4586393 |
Minimum fit worm and gear drive
A structure providing minimum fit mounting and rigid locking of a worm and gear drive includes a gear rotatably supported to a base, a worm drivably engaging the gear and bearings supporting the...
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4580329 |
Processing machine for workpieces
A workpiece processing machine comprises a stationary main frame 10 with at least one main processing plane G. On the one side of this main processing plane there are arranged worm shafts 15, 16,...
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4576058 |
Worm assembly
The present invention discloses a worm assembly comprising a first shaft; a second shaft coaxial to the first shaft, and a cylindrical worm made of hard metal and disposed between both shafts. Said...
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4567783 |
Multi-angle pinion and gear power transmission
A power transmission is disclosed, including a single input pinion or worm and multiple gears and output shafts associated therewith such that two of the latter shafts are at right angles to one...
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4565189 |
Beauty treatment device
A beauty treatment device having a device body, a drive unit provided in the device body and a patter driven by the drive unit wherein the patter is composed of a freely rotating roller; and freely...
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4559840 |
Lifting apparatus
The disclosure describes a lifting apparatus used to raise and lower a device such as a water quality detector installed outdoor. It comprises a cylindrical body in which main elements are...
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4542814 |
System for precise valve control
A system for precise positioning of a fluid control valve including a reciprocating piston at each end of a worm shaft, each to rotate the worm shaft in one direction only, through a scotch yoke...
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4541296 |
Shock absorbing motor gear
A gear wheel engages a driving worm gear with teeth which have a face with a curved portion. As a result, the circumference of the gear wheel has a portion which extends around the worm gear to...
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4528862 |
Precision gear mount
A gear arrangement is provided for precisely driving a goniometer in an X-ray apparatus with zero backlash. This arrangement involves structure for maintaining a preload between a driving pinion...
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4527458 |
Turret drive system for armored vehicle
A manual drive system for a turret includes a manually operated drive train for traversing the turret including two synchronizing bevel gears and two spur gears selectively engaged to transfer...
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4515024 |
Clutch mechanism of a push-button tuner
Clutch means for changing inductance of a push-button tuner which is compact in size and adapted for use with a tape recorder. The mechanism includes flat slidable cam plates provided with cam...
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4503899 |
Locking means for gear drive
A locking mechanism for a gear drive such as the gear drive of a roll-type shutter or awning. One of the gear shafts, preferably the driving gear shaft, is rotatably supported such as to be...
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4486051 |
Mining Machine
A mining machine is disclosed comprising a mobile base and a cutting head assembly at a forward end of the mobile base having a cutter drum rotatable about an output shaft disposed along the...
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4478103 |
Worm gear mechanism
A worm (10) and worm gear (12) mechanism in which the gear (12), in addition to its gear teeth (20), also has a helical thread (22) formed thereon. The helical thread (11) of the worm (10)...
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4466300 |
Speedometer drive gear arrangement in transaxle
A speedometer drive worm gear has at one axial end thereof an inward flange of the thickness considerably smaller than the overall thickness of the worm gear. The speedometer drive worm gear is...
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4434606 |
Gear box for corn harvesting unit
This compact gear box is intended for a corn harvesting unit having a pair of harvesting rolls and a pair of gathering chain assemblies. The gear box includes a drive shaft and first and second...
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4428250 |
Electric drive, particularly for a window lifting mechanism in a motor vehicle
A device for driving a rope-like power transmission member for a window lifting mechanism, such as in a motor vehicle, includes a casing with a worm rotatably supported within the casing, a worm...
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4425815 |
Wormwheels
A wormwheel (1) has teeth (2) over at least a portion of its periphery. The teeth (2) are shaped such that the pitch diameter (5) is greater at one face (3) of the wormwheel than the other and does...
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4367660 |
Window lift drive
An electrical window lift drive especially for use in a motor vehicle, includes a drive housing, an electric motor attached to the housing having a shaft extending into the interior of the housing....
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4366983 |
Power recliner
The invention concerns a hinged recliner for seats with adjustable seat backs, especially automobile seats, where a fixed hinge part attached to the seat, and a swingable hinge part attached to the...
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4342548 |
Screw having a V-shaped groove profile for cooperating with a pinion in a compression or expansion machine
A tool having only an end cutting-edge carries out a first movement of penetration into a screw blank so as to produce a groove having flanks substantially parallel to the pinion axis. The...
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4328713 |
Controlling translation
A completely mechanically operated microscope bridge includes rapid rough positioning, fine positioning, coarse focusing and fine focusing with an automatic locking system locking the microscope at...
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4321022 |
Inter-engaging threaded rotor and pinion machine with multi-edged pinion tooth flanks
A compressor or expansion machine for fluids comprises a rotor, a casing at least partially surrounding the rotor and a pinion which is rotatable about an axis which is not parallel to the rotor...
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4310087 |
Single revolution clutches, particularly for franking machines
A single revolution clutch in a reduction gear in a franking machine is designed to avoid fraudulent operation and double cycling and for economical production by arranging a worm to drive a split...
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4308759 |
Worm 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...
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4269080 |
Coupling arrangement for transmitting torque
A coupling arrangement for transmitting torque in a toy model has a Cardan joint whose one end portion is connected with a nut which is screwed on a worm gear mounted on a motor shaft, whereas the...
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4255980 |
Variable ratio steering gear
The tops of the teeth of a sector gear with respect to a plane of rotation of the sector gear are located on an addendum circle which is a single circular arc having a center which is located on a...
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4253551 |
Mechanical snubber assembly
A highly effective, multi-purpose mechanical snubber is achieved by providing an elongated, centrally disposed, axially movable rack member controllably engaged with at least one worm, having an...
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4238969 |
Mechanical gearing for roller blinds and awnings
A transmission or mechanical gearing for roller blinds or gates, window shades and awnings or the like, with a self-locking worm gear drive in a two part housing on one end of a shaft and an...
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4226136 |
Gear drive assembly
A compact drive assembly has a skew axis input gear set and a parallel axis output gear set. The input gear set includes a pinion having at least one helical thread thereon which drivingly engages...
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4221135 |
Postage meter conversion apparatus
A postage meter attachment or conversion apparatus is disclosed that will effectively convert a manually lever settable postage meter into an electrically controlled postage meter. The conversion...
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4220053 |
Stop mechanism for worm gear set
A worm gear set (12) particularly adapted for use as a valve actuator (10) includes a stop mechanism (14) having a blocking member (32) and a stop (34) that cooperate to terminate rotation of the...
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4217793 |
Rack and pinion type steering gear
This invention pertains to a rack and pinion type steering gear for an automobile comprising a housing; a pinion rotatably supported in said housing to receive turning effect from a steering wheel...
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