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7982147 |
Centrifugal switching device of single-phase induction motor
A centrifugal switching device of a single-phase induction motor includes a centrifuge and pressure switches. The centrifuge includes a centrifugal sleeve, a centrifugal base, shaft coupling...
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7223930 |
Encased starting switch contact assembly protected against dust and small particles for a single-phase rotating electric machine and a method of assembling said switch
The present invention refers to a starting switch having a protection against dust and small particles for rotating electric machines and to a method of assembling said switch. The switch according...
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6982507 |
Electric motor assembly with a module attached to a motor housing
An electric motor assembly including a mechanism for mounting a module housing end on a motor housing end, and a mechanism for drivingly connecting a module shaft end to a motor shaft end. The...
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6710271 |
Centrifugal operated switch
A centrifugal operated switch particularly suitable for operating a circuit for starter windings of a motor. A spindle is connected to and rotated by the motor shaft. Swing arms connected to the...
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6688438 |
Actuator with a centrifugal brake
An operating mechanism for operating an actuating member is provided with an electric motor, a resetting spring and a centrifugal brake, wherein the actuating member can be operated in a first...
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6610942 |
Switch assembly for food waste disposer
A switch assembly usable in a food waste disposer is disclosed having several improvements over the prior art. The switch assembly positively retains an overload switch, making assembly of the...
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6479913 |
Electric motor having a no-adjust starting switch
An electric motor having a no-adjust starting switch. An actuator button of a starting switch assembly is slidably positioned in a switch housing mounted to an end frame of the motor. As a rotor...
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6446506 |
Fluid level sensing switch
The present invention provides a fluid level sensing switch for use with a device having a fluid reservoir. The switch is float activated and closes a circuit so as to change an operating parameter...
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6246135 |
Centrifugal switch device for induction motor
A centrifugal switch device for an induction motor includes a microswitch mounted on the casing of the induction motor, a protective cover mounted on the microswitch for encompassing and contacting...
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6201325 |
Centrifugal actuator for controlling a switch unit particularly a start winding switch unit for an electric motor
A centrifugal actuator for operating a motor start winding switch includes a base fixed to the shaft as a bearing shoulder and a hub slidably mounted to the base by a groove mating projection and...
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6181037 |
Electric motor centrifugal actuator overspeed guard
An overspeed guard for an electric motor centrifugal actuator closely conforms to the peripheral contour of the component parts of the actuator and prevents the component parts from separating from...
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5744883 |
Contoured switch lever for centrifugal switch
A switch lever for use with a centrifugal starting switch of an electric motor. The starting switch has at least one switch contact which is moveable, in response to axial movement of a centrifugal...
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5543671 |
Electric motor terminal board with integral switch locking means
A terminal board for a dynamoelectric machine is mounted to an end-shield of the machine. The terminal board has securing means for fixing an electrical switch to the terminal board using a single...
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5403982 |
Enclosed electrical contact assembly for dynamoelectric machines
A centrifugal switch assembly for a single phase induction motor connecting a start winding and/or start capacitors in circuit. A centrifugal actuator positions a contact unit on a cantilevered...
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5377082 |
Dynamoelectric machine, methods of assembling such, terminal board assembly, and method of assembling a switch device with a supporting means therefor
A terminal board assembly for a dynamoelectric machine, adapted for supporting an overload device, comprises a body and an overload device support integral with the body and extending therefrom for...
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5293090 |
Centrifugal actuator assembly
A centrifugal actuator for mounting on a rotor shaft, the actuator being capable of movement from a first or start position to a second or run position, is provided having a base portion with a...
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5285035 |
Dust proof electrical switch
A dust proof electric switch is provided for use in a dynamoelectric machine employing a centrifugal acuator having a terminal board with a cup formed therein in which a fixed contact point and...
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5153471 |
Positioning and limiting structure for an electric motor centrifugal actuator
A centrifugal actuator assembly adapted to be mounted on a rotatable shaft, the assembly including actuating levers responsive to the rotational speed of the shaft, guide means to guide the levers...
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5093592 |
Dynamoelectric machine with a terminal board mounted thereto
A dynamoelectric machine has a housing, a terminal board and a stationary assembly including a winding with a set of leads. The terminal board has a pair of opposite faces with a peripheral portion...
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5059841 |
Dynamoelectric machine
A dynamoelectric machine has a stationary assembly with a winding thereon, and a rotatable assembly is supported by the stationary assembly and associated in magnetic coupling relation with the...
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4978819 |
Electric machinery switch assembly
A switch assembly for selectively engaging and disengaging contacts connected to electrical machinery such as the windings for an electric motor including a pair of conductive members having...
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4958096 |
Governor and motor assembly
A governor and motor assembly of a fractional horsepower electric motor adapted to control the efficient operation of the motor utilizing simple structural components. The governor is responsive to...
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4958051 |
Terminal board assembly
A terminal board for a dynamoelectric machine has a body with a pair of opposite faces. At least one terminal secured to the body includes an electrical connector section extending beyond one of...
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4953285 |
Method of assembling a dynamoelectric machine
A method of assembling a dynamoelectric machine having an outboard switch compartment established at least in part by an end frame, an axially movable switch operating mechanism, and a switch...
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4927988 |
Enclosed switch contact assembly
A centrifugal switch assembly for a single phase induction motor connects a start winding in circuit to start the motor. A centrifugal actuator positions a movable contact on the end of a...
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4922066 |
Environmentally protected switch for dynamoelectric machines
A switch assembly for use with a centrifugal actuator in the start winding circuit of a dynamoelectric machine (1). The switch has a pair of electrical contacts (29, 33) contained in a pliable,...
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4922062 |
Switch and terminal assembly
A switch and terminal assembly has a casing, and a plurality of terminals are associated with the casing with some of the terminals defining switch terminals extending both interiorly and...
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4894496 |
Auxiliary winding cut-out switch for sump pump motor
An auxiliary winding cut-out switch for a sump pump motor having main windings and auxiliary windings. Controlled deflection means for positioning a contact carried on a terminal movable arm with...
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4894639 |
Pressure switch for monitoring tire pressure, particularly of motor vehicle tires
A pressure switch for monitoring a tire pressure of a motor vehicle tire is fastened to a wheel rim and is actuated by the inflating pressure in the tire. The pressure switch comprises a reference...
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4868906 |
Centrifugally activated switch for a synchronous generating system
When operating a synchronous machine as a synchronous generator, a suppression resistor is required across the main generator field. However when operating the synchronous machine as an induction...
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4812602 |
Spring-loaded centrifugal switch element
The switch element for triggering a cut off or control function is accommodated in a shaft (1), for example of a speed monitor. A spring-loaded release bolt (2) is surrounded coaxially by a...
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4788763 |
Method of manufacturing a switch assembly for an electric motor
A method of manufacturing a switch assembly for an electric motor having a switch operating mechanism for actuating the assembly. The assembly including a switch actuator having at least one slot...
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4689452 |
Centrifugal ball switch
The invention is directed to a rotational speed sensing switch which provides a variable linear displacement of an output member in response to a varying speed rotational input. The switch includes...
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4686401 |
Switch assembly for electrical machinery
A starting switch assembly integrally formed with a terminal connection board designed to selectively engage and disengage contacts for electrical machinery such as the windings for a...
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4670631 |
Modified switch assembly for electrical machinery
A switch assembly integrally formed with a terminal connection board for selectively engaging and disengaging contacts connected to electrical machinery such as the windings for a dynamoelectric...
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4665286 |
Motor starting and automatic reversing switch
A single phase induction motor starting and automatic reversing switch has two pairs of springy vertically spaced apart switch blades supported in opposed cantilever fashion on an insulating base....
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4661732 |
Safety device for a centrifugal actuator assembly
A centrifugal actuator assembly adapted to be mounted on a rotatable shaft, the assembly including actuating levers responsive to the rotational speed of the shaft, guide means to guide the levers...
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4658107 |
Plug assembly and interconnection system
A housing with a relatively open end contains an electric motor starting switch. A plurality of terminals are secured to the housing and are disposed adjacent its relatively open end. A plug having...
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4658196 |
Electric motor starting switch assembly
A starting switch assembly for an electric motor having a run winding, a starting winding, and a centrifugal actuator. The starting switch assembly includes a first enclosed switch electrically...
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4598185 |
Universal centrifugal switch assembly
A centrifugal switch for preventing overspeed of a rotary shaft driven by an electrical motor is arranged to open the electrical circuit to the starting windings at a predetermined speed of...
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4593163 |
Electric motors and method of manufacturing and operating same
Motor has outboard switch compartment with components therein such as a capacitor, thermal protector, terminal board, motor circuit controlling switch assembly, a manual switch, a thermal plastic...
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4585964 |
Apparatus and system for terminating the winding wires of a dynamoelectric machine
Apparatus and system for terminating the winding wires of a dynamoelectric machine (e.g., a fractional horsepower electric motor) is disclosed in which wires (referred to as magnet wires)...
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4516045 |
Electric power machine with protection against overspeed
An electric power machine, particularly an angle grinding tool is provided with a centrifugal overspeed protecting device including a fly weight in the form of a severing blade which interrupts a...
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4504710 |
Dual terminal for dynamoelectric machine starting switch
An integral dual terminal assembly for the starting switch of a fractional horsepower induction motor is disclosed in which the dual terminal has a pair of fixed contact supports carrying fixed...
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4503298 |
Wheel motion indicator
A device for sensing wheel rotation includes a cylindrical casing with a frusto-conical bottom end which defines a ramp for a steel ball in the casing; a shaft connected to the casing top for...
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4484116 |
Prime mover and method of operating an electrical switch
A prime mover adapted for selective energization across a power source. The prime mover has a winding circuit, a rotatable assembly, and an electrical switch including a housing, a first pair of...
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4473789 |
Motor starting switch with dual load disconnect
A motor starting switch including a pair of auxiliary switches operable in response to the stopping of the drive motor of an electrical appliance or the like for disconnecting both sides of an...
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4445392 |
Overspeed trip mechanism
An overspeed trip mechanism for a rotating shaft has a collar mounted on the shaft. An eccentric ring surrounds and is connected to the collar for rotation therewith. A trip member is located...
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4423346 |
Safety device for preventing overspeed
A safety device for preventing overspeed of a rotary shaft driven by an electrical motor is arranged to cut a portion of an electrical circuit feeding the motor with electrical power, by making a...
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4419550 |
Rotary switch apparatus having a multiple arm contact spring support
A centrifugal motor switch includes a base plate having a U-shaped fixed contact bracket and a leaf spring contact unit mounted to one side. The plate is mounted adjacent the field winding. The...
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