A winch includes a power mechanism motor or a hydraulic motor, a transmission, a winding drum, a brake, a machine frame and a sensor. The transmission, the winding drum, the brake, the machine frame and the sensor are arranged in the winding drum. A driving shaft penetrates through a central hole of a central sun gear of each planetary gear. A clutch gear shifter is arranged between each planetary gear stage, the last planetary gear stage and the winding drum. The clutch gear shifter is connected with a power input side planetary gear rack and a power output side central sun gear during neutral gear. The driving unit drives the execution unit tubular member to move to the right side, and the clutch is disconnected from the connection with the left planetary gear. The right driving shaft power output gear is combined with the central sun gear to complete gear shifting. The empty hook or light-load power mechanism directly drives the winding drum to rotate through the driving shaft.

In a drive that includes an electric motor and a transmission, and a method for producing a drive, the housing of the transmission includes a housing part and a cover part, which are connected to each other. A bayonet guide region is arranged on the housing part. The electric motor includes a rotor shaft and a motor housing, and the rotor shaft is rotatably mounted in the motor housing with the aid of bearing(s). An adapter flange is connected to the motor housing in a torsion-resistant manner, the adapter flange including a lug region, in particular a bayonet nose, in particular for an engagement behind the bayonet guide region, the bayonet guide region projecting into a recess of the housing part. The recess is restricted in the circumferential direction by a holding fin provided on the housing part, which extends from a bearing receptacle of the bearing of the input shaft of the transmission, in particular in relation to the axial direction of the input shaft, in the radial direction, the recess, e.g., being restricted counter to the circumferential direction by a further holding fin provided on the housing part, which extends from a bearing receptacle of the bearing of the input shaft in the radial direction.

A type series of gear-side motor end shields for an angle geared motor is disclosed, with the angle geared motor including a gear housing of an angle gear, in which a toothed wheel is mounted to rotate about a gear shaft axle, and a stator housing of an electric motor, in which stator housing a motor shaft is rotatably mounted. Each of the gear-side motor end shields includes a gear-side section for securement of the gear housing, and a motor-side section which is permanently connected to the gear-side section for securement of the stator housing. The gear-side motor end shields are configured such that each of the gear-side motor end shields produces a different axial offset between the gear shaft axle and an axle of the motor shaft.

A rotational coupling device may include a housing which may be coupled to a stationary coupler. The stationary coupler may be used to engage or couple the device to a machinery stand. A motivator shaft may be positioned on one side of the housing and a rotational drive shaft may be positioned on the other side of the housing. The motivator shaft and the rotational drive shaft may be operably connected together with a gear arrangement with rotation of the motivator shaft resulting in rotation of the rotational drive shaft that is of a reduced rate compared to the motivator shaft. The rotational drive shaft may be coupled or connected to the rotational assembly via a rotational coupler thereby allowing rotational motion provided by the motivator shaft to be transferred through the rotational drive shaft to the rotational assembly of the machinery stand to which the device is engaged.

The present invention relates to the use of lubricants on the basis of water-soluble, high-viscosity polyethylene glycols for lubricating open gearing, which is for example used in rotary kilns and mills.

A modular transmission system selectively coupled to an electric motor arranged on a vehicle according to a first example of the present disclosure includes a front housing, a first rear housing and a second rear housing. The front housing has a transmission motor mount and at least one transmission chassis mount. The transmission motor mount is configured to mount the front housing relative to the electric motor. The first rear housing has a first gear set. The first rear housing is configured to selectively couple to the front housing to provide first gear ratios in the first modular transmission configuration. The second rear housing has a second gear set. The second rear housing is configured to selectively couple to the front housing to provide second gear ratios in the second modular transmission configuration.

A linear actuator (10) for use in a modular assembly of such actuators comprises an actuator body (11), a shaft (12) guided by the body to be displaceable relative thereto in the sense of the longitudinal axis (13) of the shaft and a drive motor enclosed in the body and operable to axially displace the shaft relative to the body in two mutually opposite directions. The body has two mutually opposite sides (15a, 15b) respectively lying in two substantial parallel spaced-apart planes, which each represent a reference plane for positioning the body side-by-side with the body of another such actuator, and a further side (17b) connecting the two mutually opposite sides and stepped to form a projection (18) receiving the shaft (12) with the axis (13) parallel to the two planes and a rebate (19) beside the projection to permit the body to interlock with the body of another such actuator at that further side. The projection (18) and rebate (19) are of substantially the same width in the sense of the spacing of the two planes and the shaft (12) is disposed substantially centrally of the projection (18) so that when the body (11) is interlocked with that of another such actuator the pitch of the shaft axes (13) is equal to that width.

A device (13) for transferring rotational power from a first shaft (14) to a second shaft (15), comprising an endless toothed belt (16) and a housing (17), wherein the belt (16) is arranged inside said housing (17) and is connectable to the first and second shafts (14, 15) for transferring rotational power from the first shaft (14) to the second shaft (15). The housing (17) comprises a first cavity (18) and a second cavity (19), wherein the second cavity (19) is separated from the first cavity (18) by means of a wall (20). The belt (16) is arranged in the first cavity (18) and the first cavity (18) is provided with a first liquid for contacting the belt (16). The second cavity (19) is provided with a second liquid, the second liquid being a cooling liquid. The housing (17) comprises an inlet (23) to the second cavity (19) and an outlet (24) from the second cavity (19) for the second liquid, and the second cavity (19) is connected to a source of the second liquid through the inlet (23), so that the second liquid can be circulated through the second cavity (19). Disclosed is also a machine including such a device and uses of such a device for industrial machines.

A shaft and sprocket assembly having an elongate shaft, a sprocket wheel and at least one bracket member. The sprocket wheel encircles and engages the shaft wherein torque is transferrable between the shaft and the sprocket wheel. The sprocket wheel includes radially outwardly extending teeth and is formed by a plurality of sprocket members. Each of the sprocket members defines an angular portion of the sprocket wheel less than 360 degrees. The bracket member detachably secures the individual plurality of sprocket members together thereby allowing the sprocket members to be easily removed from and installed on the shaft. The bracket member is positioned such that no torque is directly transferred from the shaft to the bracket member. The shaft and sprocket assembly can be used in a variety of applications including in the feederhouse of an agricultural combine.

A gearbox assembly for a twin-screw extruder comprises a speed change gearbox for adjusting a screw shaft speed of two screw shafts of the twin-screw extruder, a distribution gearbox allowing the screw shafts to be coupled thereto, and a speed reduction gearbox. The speed change gearbox and the speed reduction gearbox are configured such as to be separable from each other, wherein the speed change gearbox is arranged at a driving end while the speed reduction gearbox couples the speed change gearbox to the distribution gearbox. Due to the fact that the speed change gearbox is configured as an individual gearbox unit arranged at the driving end, an adjustment of the screw shaft speed is easily possible by replacing the speed change gearbox. As a result, a high flexibility and productivity are obtained in the operation of the twin-screw extruder.