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7880409 |
Removable power supply for a motorized shutter assembly
A removable power supply is provided for use with a motor of a shutter assembly. The removable power supply may include a base housing a battery, a shaft, and a flexible conductor coupled between...
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7672760 |
Searchlight
A searchlight (3) on board a vessel (1) arranged for illuminating a point (2p) and maintain said point (2p) illuminated regardless of the movements of said vessel (1).
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7525264 |
Shunt regulation apparatus, systems, and methods
In some embodiments, an apparatus and a system, as well as a method and an article, may include receiving shunt current in one or more conductors according to a sensed component of power...
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7239101 |
A/V monitor mounting structure for vehicle
An A/V monitor mounting structure for a vehicle allows a monitor installed on a center console of a vehicle to be received in the center console so that the monitor can be extended out of and...
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7225899 |
Stair lift device
A stair lift for lifting and lowering at least one person on a rail on a stairway. There is a carriage mountable to the rail, the carriage having a track engaging drive, and a motor to power the...
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7145298 |
Compact battery powered heavy roll mover
A compact battery powered mover for heavy rollable loads, having a ventilated battery compartment incorporated into the body of the mover and a removable rechargeable ventilated battery that...
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7091682 |
Frequency stabilizer circuit for window covering control chip clock
A logic chip that controls the motor of a motorized window covering or other object includes a clock. A frequency stabilizer circuit is provided to receive input voltage and to output to the clock...
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7064502 |
Power tool with remote stop
The present invention is directed to a power tool including a wireless remote stop for terminating the flow of electricity to an electric motor. The electric motor is configured for operating a...
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6850017 |
Head rail-mounted actuator for window coverings
A mini-blind actuator has a motor and a housing that holds the motor and a dc battery. The rotor of the motor is coupled to the baton of the mini-blind for rotating the baton and thereby opening or...
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6794841 |
Method of and apparatus for locking a powered movable furniture item
A powered movable chair controllable by a user. The chair includes a frame, a powered apparatus mounted to the frame to power the movable chair, and a controller including a control circuit coupled...
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6768704 |
Electronic apparatus, external adjustment device for the same, and adjusting method for the same
When a frequency measurement unit measures the frequency of a temperature-sensing oscillation test signal and the frequency of a driving-pulse signal transmitted from an electronic apparatus via an...
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6445332 |
Command module for a motor control system
An data interface module is provided for allowing a user to remotely modify a predetermined number of operating parameters of a motor driven by a motor control and for displaying the same. The...
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6429609 |
Drive device, especially for moving and turning the slats of a blind in a runner
In a drive device which is especially suitable for moving and turning the slats of a blind in a runner and in which the rotational movement of a drive wheel (2) can be alternately transmitted to a...
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6236171 |
Image reading device
The information processing device includes a first device (31) supplied with power and a second device (32) supplied with power from the first device (31) when connected to the first device (31)....
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6191547 |
Focus control for search lights
The focus angle of a search light mounted on a helicopter or other platform is narrowed or widened by rotating a bidirectional focus control cam in a clockwise or counterclockwise direction as...
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6160365 |
Interface module for a motor control system
An interface module is provided for allowing a user to remotely set the operating parameters of a motor driven by a motor control. The interface module includes a micro-controller having a...
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5901269 |
Speed regulating circuit for motor of power coping saw
A speed regulating circuit for a motor of a power coping saw includes a DC voltage circuit, a manual speed regulating circuit, a feedback controlling circuit and a motor driving circuit. The DC...
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5886439 |
Motor unit having drive motor and controller
A motor unit having a drive motor, a control portion, and a base made of an aluminum die-casting product. The motor unit is fixed to a fixing stand of a sewing machine for driving a drive shaft...
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5883480 |
Window covering with head rail-mounted actuator
A mini-blind actuator has a motor and a housing that holds the motor and a dc battery. The rotor of the motor is coupled to the baton of the mini-blind for rotating the baton and thereby opening or...
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5838131 |
Foot operated control for electrical circuits
A foot operated control for electrical circuits that includes a foot rest, and at least one switch that is housed and mounted in a recess formed in a selected portion of the foot rest. The foot...
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5834909 |
Device for actuating electrical equipment, in particular a high-voltage section switch or a high-voltage grounding section switch
A system for actuating electrical equipment, in particular a high-voltage section switch or a high-voltage grounding section switch includes, in a control box, a rotary drive unit for driving the...
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5818183 |
Blind tilt controller
A device for controlling the tilt angle of window blind blades having a motor with an output shaft and a slip clutch coupling the output shaft to a tilt control mechanism. A receiver and...
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5760558 |
Solar-powered, wireless, retrofittable, automatic controller for venetian blinds and similar window converings
A system for automatic operation of venetian blinds and similar window coverings. A preferred embodiment, system 30, can be retrofitted to any conventional venetian blind without tools, removal of...
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5684388 |
Scroll saw motor/printed circuit board housing with switch lock-out
A motor housing for a variable speed scroll saw or other operating tool is disclosed. The motor housing includes a motor as well as a printed circuit board mounted in the motor housing adjacent the...
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5517094 |
Head rail-mounted mini-blind actuator
A mini-blind actuator has a motor and a housing that holds the motor and a dc battery. The rotor of the motor is coupled to the baton of the mini-blind for rotating the baton and thereby opening or...
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5465033 |
Universal safety system for automatic doors
A safety system comprises a light beam transmitter and receiver and means connected through a standard AC power plug to the main power supply of an automatic garage door opener for controlling the...
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5444339 |
Mini-blind actuator
A mini-blind actuator has a motor and a housing that holds the motor and a dc battery. The rotor of the motor is coupled to the baton of the mini-blind for rotating the baton and thereby opening or...
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5357179 |
Handheld low voltage machining tool
A handheld low voltage machining tool with which any one or more of drilling, milling, and abrading operations can be safely performed even on densely populated, multilayer, circuit boards....
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5341074 |
Operation apparatus for a sewing machine
An operation apparatus for a sewing machine has an electric motor for driving the sewing machine and electronic components for operating and controlling the electric motor and sewing machine; the...
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5268818 |
Contact structure for toy motors
A contact structure for toy motors in which a battery case housing a battery and a motor case housing a motor are detachably and relatively rotatably joined by means of the outer circumferential...
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5247230 |
Unilateral diac for motor speed control
A universal diac is provided for implementation in controlling an SCR in a motor speed control circuit. The diac is provided with dissimilar interconnections between the emitters and base, such...
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5223770 |
Portable handheld work apparatus having an electric drive motor
The invention relates to a portable handheld work apparatus having an electric drive motor mounted in a housing. A switch unit switches a supply voltage onto the drive motor. The switch unit is...
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5075604 |
Variable resistance switch
A variable resistance switch includes first and second flexible contact arms engageable by a pair of cam followers operable sequentially by an actuator movable in a first and an opposite direction....
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4914360 |
Venetian blind controller
This invention relates to a Venetian blind controller and, more particularly to a Venetian blind controller directly attached to a Venetian blind for controlling the opening and closing of the...
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4876490 |
Battery operated motor drive for small appliances
The invention relates to an electric-motor drive system for hand-guided tools, in particular for garden appliances but also for tools used at home such as drills and the like. A power source 12...
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4820962 |
Arrangement for automatic working data set-up for driving implements
Single or multi-track data markings are provided on the shank of a tool bit between a torque transmission region at one end and a working region proper for automatic working data set-up of a...
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4632000 |
Control device for the translation and driving of the movable head of diecutter machines
A control device for the driving and translation, in a chosen direction, of the movable head of a diecutter machine, provides for the pre-setting of the direction of translation and for the...
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4572997 |
Trigger switch
A variable resistor and a printed circuit board having a velocity control circuit are separated from each other in a switch case. The resistance of the variable resistor changes upon operation of a...
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4540318 |
Rotary electrical tool with speed control, especially drill
To provide for, selectively, control of the speed of a tool, such as a drill or boring tool coupled to an electric drill or boring machine motor, independently of the setting of a multi-speed...
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4360766 |
Multi-battery power supply for DC motors
A multi-battery power supply has a battery adding circuit and a charging circuit for each battery, and a common heat sink bus.
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4292571 |
Control device for controlling the rotational speed of a portable power tool
A speed control device for portable power tools having particular applicability to electric drills. The speed control device is adapted to automatically adjust the speed of the motor in accordance...
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4241297 |
Double-pole trigger speed control switch
A trigger speed control switch for use on portable tools having double-pole contacts with wiping action, larger contact opening gaps, screw-clamp terminals for connection of the power line...
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4241298 |
Speed control switch
An improved compact electronic switch for controlling an electric motor comprising a housing into which a trigger actuator reciprocates for selecting motor speed and a reversing switch mounted on...
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4236106 |
Automatic pulse controlled servo control system
A control system for the automatic adjustment of controlling elements. The ystem includes a pulse controlled servo follow-up circuit, a signal generating circuit, a sensing circuit, a system...
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4179644 |
Power tool switch including speed control
A double pole, trigger actuated switch employs a bridge contact and a separate contactor for opening and closing both lines from a source of current to an associated power tool. The bridge contact...
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4132933 |
Electromechanical chopper for speed control of battery powered devices
A chopper for adjustably controlling the average value of the voltage supplied from a D.C. battery source to a motor load for adjustable speed control. The chopper comprises manually-operable...
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4059786 |
Wheelchair control circuit
A wheel chair motor control circuit for a wheel chair having two independently controllable motor-driven wheels. The user has a "joystick" control operable from a datum position to move the wipers...
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4001645 |
Die press control apparatus
Apparatus is provided for controlling the movement of a member, such as a pressure head in a die press, the die press being of the type wherein the pressure head is horizontally movable relative to...
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3986090 |
Motor drive for a part in an X-ray apparatus
The servo drive according to the invention includes a force transducer which is disposed so as to sense all the forces which act on the image-forming section (the weight of the section, the manual...
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3979649 |
Remote searchlight control system
A remote control system for controlling the azimuth and altitude of a searchlight and also a control for selecting one of two modes of operation, either spot or flood, of the searchlight. The...
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