Quotables
"The wireless music box has no imaginable commercial value. Who would pay for a message sent to nobody in particular?"
David Sarnoff, American radio pioneer ; 1921
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| Number | Title | Issue Date |
| 7935903 | Visibly enhanced caregiver call device A call button device includes an electrical connector in electrical communication with an elongated electrical conductor. Also included is a cable housing at least a portion of the elongated conductor. Finally, the device includes a pendant member having an actuable... | 05/03/2011 |
| 7504602 | Suspended control device The invention relates to a suspended control device (20) which is suspended by means of a control line (1, 24) connected to a unit to be controlled (21). Said suspended control device is especially a control switch or a suspended push-button swi... | 03/17/2009 |
| 7501597 | Control device for a passenger seat A wireless passenger seat control device, particularly for an aircraft, has at least two ranges of functions. One of the ranges of functions includes seat adjustment. The operation of the device is simplified if the control units for the at least two ranges of funct... | 03/10/2009 |
| 7323646 | Hand and foot switch A hand operable switch includes an operating knob that is movable longitudinally or rotationally about a longitudinal axis of the hand operable switch. The operating knob is accessible from any circumferential location of the hand operable switch. A housing includes... | 01/29/2008 |
| 7227322 | Hoist with detachable power and control unit A hoist is powered by a separate power unit. The hoist unit includes: a motor, a mounting connector, a spool, webbing, auto cut-off and a first portion of a mating electrical connector. The control unit includes a hollow pole, a hook, a second portion of the mating ... | 06/05/2007 |
| 7119295 | Suspended control device The invention refers to a hanging control device connected to a unit to be managed, specifically control switches or hanging control panels in order to control hoisting gear, by means of a control line, whereby the control line contains electrical lines (2) t... | 10/10/2006 |
| 6963037 | Lockout box for a pendant An enclosure restricts access to control buttons of an overhead crane pendant. The enclosure has sidewalls, a top piece, a back piece and a bottom piece. A hinged portion of the enclosure carries a door with an aperture. An appropriate blocking plate is slid into po... | 11/08/2005 |
| 6525282 | Pendant switch assembly for controlling a movable hoist A pendant switch assembly for controlling a hoist, includes a transmitter mounted to a housing for wireless transmission of control signals to a receiver mounted remotely with respect to the housing and operatively connected to a power controller of a dri... | 02/25/2003 |
| 6288352 | Push-button switch, and operation device and teaching pendant comprising the same A push-button switch provided with a hollow push button, a case supporting it, and a switching mechanism having a first contact disposed within the case and a second contact disposed opposite to the first contact, with one of its ends being inserted into ... | 09/11/2001 |
| 6093900 | Actuatable switch in sealed housing An electrical switch (26) is mounted in a rigid housing in the form of a control handle (10), where the housing has a soft flexible covering (32) with a portion (40) that can be depressed to operate the switch. The housing is in the form of a shell with f... | 07/25/2000 |
| 6057521 | Suspended control panel A cost-effective ergonomic shaped suspended control panel for remotely controlling machinery, such as hoists or cranes. The suspended control panel has two curved housing portions and a curved circuit card mounted in the interior of the curved housing. Ke... | 05/02/2000 |
| 5614701 | Control switch for electric winch A control switch for an electric winch includes a handle, a set of forward and reverse push button switches and a switch box. The switch box includes a top cover and a bottom cover. The top cover is provided with a set of polarize conducting plates for DC... | 03/25/1997 |
| 5480125 | Hoist with a lifting device A hoist with a lifting device, by way of which a load suspension device connected with the lifting device via a traction mechanism can be raised and lowered, and with a control device which is arranged between the load suspension device and the traction m... | 01/02/1996 |
| 5007543 | Crane apparatus Crane apparatus having a pendant control with two stage operational switches is provided for use with a control system for maximum precision and efficiency during operation. The two stage switches allow for fast or slow crane movement as required. Boom co... | 04/16/1991 |
| 4990729 | Teaching console panel for robot Disclosed is a console panel for a robot, which is provided with a dead-man switch always firmly actuated and easy to hold by the hand and does not cause substantial fatigue of the hand. In this console panel, a pressing plate 9 of a dead-man switch havin... | 02/05/1991 |
| 4917360 | Operating device for electric chain block An operating device for an electric chain block having an electric motor for a raising and lowering operation comprises a cylinder body interposed between one end of a chain for raising and lowering an object and a hook for hanging the object, a cylindric... | 04/17/1990 |
| 4849587 | Pendant control box An actuator (26) operates tappets (24, 25) of two switches (21, 22) each controlling one of the directions of operation of the motor. The actuator (26) is guided in a lateral direction (WW') between two active positions in each of which it may then be dep... | 07/18/1989 |
| 4844421 | Operating device for electric hoist An operating device for an electric hoist, comprises a switch box and a cylindrical body connected to a lower end of a chain depending from a main body of the electric hoist for lifting a load. To a lower end of the cylindrical body is connected a lower h... | 07/04/1989 |
| 4789135 | Operating device for electric hoist An operating device for an electric hoist having a DC motor for raising and lowering an object, comprises a low speed adjusting setting unit (VR1) and a high speed adjusting setting unit (VR2) provided in a control box of the hoist. The operating device f... | 12/06/1988 |
| 4739129 | Power cable with replaceable switch assembly An electrical box is provided at the outer end of an electrical power cable of the type that supplies power to aircraft parked at an airport, which enables rapid replacement of damaged switches in a compact and watertight arrangement. The electrical box i... | 04/19/1988 |
| 4612423 | Line switch A line switch for twin-wire cable comprises a switch housing of one-piece clamshell-type construction, a pair of terminals mounted within the housing, a leaf spring having a pair of movable contact portions within the housing, and an armature for moving t... | 09/16/1986 |
| 4520247 | Pendant type electrical switching device An electric switching apparatus having a trough-shaped body member formed of tough, non-conductive, flexible and substantially fully resilient material within which are seated a plurality of switching mechanisms. A pair of tubular shaped sheath members fo... | 05/28/1985 |
| 4356367 | Electric switch An electric switching apparatus having a nonconducting outer housing member containing a nonconducting inner member having a cavity therein containing a plurality of electrical contacts and a conducting rod. The contacts are resiliently supported and the ... | 10/26/1982 |
| 4340792 | Pendant control protector A protector for a pendant control is a protective cage formed by a pair of spaced ring-shaped bumpers joined by a plurality of connecting rods disposed around the bumpers. The cage is supported on the pendant control housing by a pair of spaced adjustable... | 07/20/1982 |
| 4209681 | Pull switch A suspended pull or control switch is provided for overhead mechanical devices, such as power hoists, in which the control switch is so suspended and configured to be physiologically oriented with respect to the attendant's position that the attendant may... | 06/24/1980 |
| 4166236 | Electric energy saving three-position combination switching device In one form of the present preferred embodiment of the present invention it relates to a three-position feed-thru electric line or wire cord piercing switching combination of the rotary type which at least saves electric energy by use of a half-wave diode... | 08/28/1979 |
| 4005334 | Electric incandescent lamp combination fixture device An electric incandescent lamp dimming combination fixture device having a subcombination which has at least one thyristor type of semiconductor component, with or without a voltage transient protecting "G.E. MOV." type VP varistor, as desired, and with or... | 01/25/1977 |
| 3931486 | Pendant switch assembly for hoists A hand-held pendant control for remotely mounted hoists has a human engineered control handle portion and a body portion within which various hoist switches are compactly mounted and actuated by a main actuator on the handle portion. The pendant handle is... | 01/06/1976 |
