Did You Know...
...that Robert Adler has the dubious distinction of being the Father of the Couch Potato? Back in 1955 Adler was employed by what was then Zenith Radio Corp., where he was charged to invent something that would allow viewers to turn down the TV volume without leaving their chairs. After a series of flops (such as a wired contraption that people tripped over), Adler hit on the idea of using sound waves. Thus the Remote Control was born...
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| Number | Title | Issue Date |
| 7735616 | Dog clutch A dog clutch includes a first engagement face and a second engagement face provided on a surface of a driving rotor and a driven rotor with the two surfaces being opposite each other. The first engagement face engaging with its counterpart when a driving force of th... | 06/15/2010 |
| 7424941 | Clutch device with buffer function A clutch device with a buffer function comprises a first spindle having an engaging surface; a second spindle having a rack at a side near the first spindle; the second spindle movably engaged to the first spindle; a clutch sleeve enclosing the second spindle; a fro... | 09/16/2008 |
| 7222707 | Dog clutch and differential gear having same A dog clutch operative to provide shiftably connection. A first clutch element includes a plurality of dogs selectively engagable with a plurality of counterdogs coupled to the second clutch element for selectively coupling primary and secondary rotatable parts. The... | 05/29/2007 |
| 7188718 | Clutch device for transmitting drive power to transmission receiving member A clutch device for transmitting drive power to a transmission-receiving member includes a main shaft; an input side rotating body; an output side rotating body; an inner sleeve body; an outer sleeve body; a braking device; a first coil spring; a first main connecti... | 03/13/2007 |
| 7089769 | Direct drive washing machine In a direct drive washing machine having a driving motor installed at a lower portion of an outer tub and rotating an inner tub or a pulsator by the driving motor, a pulsator shaft and a tub shaft are constructed with a dual shaft structure, respectively connected t... | 08/15/2006 |
| 7086254 | Direct-drive washing machine Disclosed is a direct-drive washing machine enabling to revolve a pulsator only or both of the pulsator and inner tub in accordance with a load condition such as a laundry quantity, a washing water quantity, etc, a fabric condition, and the like so as to realize an ... | 08/08/2006 |
| 7056256 | Differential apparatus A differential locking section is provided between a pair of output members that respectively mesh with a pair of gears. Since, at least one of the output members is composed of a first output shaft member that meshes with the gear, and a second output shaft member ... | 06/06/2006 |
| 6938746 | Dog-clutch coupling device The invention relates to a device for coupling two shafts that are intended to rotate in the continuation of one another with respect to a casing (4). A dog clutch couples the two shafts. The device comprises clutch-release means allowing the dog clutc... | 09/06/2005 |
| 6935479 | Drive apparatus A drive apparatus is provided to transmit force from a source of power to a driven assembly, such as a pump, in an aircraft. The drive apparatus can be operated from a disengaged condition back to an engaged condition when the aircraft is on the ground. The drive ap... | 08/30/2005 |
| 6910564 | Toothed electromagnetic clutch brake A rotor ring and an armature for use in a toothed electromagnetic clutch or a toothed electromagnetic clutch brake. A method of manufacturing rotor rings and armatures used in toothed electromagnetic clutch or a toothed electromagnetic clutch brakes. ... | 06/28/2005 |
| 6575285 | Safety switch for power tools A clutch safety switch of a power chainsaw includes a safety member slidably connected to the casing and a trigger which is not able to be squeezed when the safety member is not slid away. A gear connected to the power source has engaging recesses and a c... | 06/10/2003 |
| 6553717 | Retrofit power door assembly A retrofit power door assembly for installation on a manual door assembly. One aspect is related to a retrofit power door assembly having an axial operator. Another aspect relates to a retrofit power door assembly having a clutch with a manually engageabl... | 04/29/2003 |
| 6520305 | Clutch collar A collar for a clutch, particularly a clutch used in selectively connecting and disconnecting a source of drive torque with a co-axial driven shaft. More particularly, the present invention relates to a collar wherein meshing surfaces of the torque source... | 02/18/2003 |
| 6478131 | Electromechanical actuator The actuator comprises: an actuator member which is moveable relative to the structure and can perform an actuation movement in one direction and a return movement in the opposite direction, an electric motor including a rotor portion which can translate ... | 11/12/2002 |
| 6241067 | Mechanical clutch A mechanical clutch with two elements (11, 21) which, for the purpose of positively engaging one another, are provided with opposed end toothings which are adapted to one another, the first element (11) being rotatably mounted and axially supported, the s... | 06/05/2001 |
| 6213274 | Traction electromechanical device with free return upon de-energizing A device simulating the action of a solenoid, wherein the displacement of a shaft 6 is controlled by a reducer 5 driven by a motor 10 through a coupling 4. The coupling is controlled by a small solenoid 2, through an actuator 3, the energizing of which is... | 04/10/2001 |
| 6196361 | Compact electric asymmetry brake An improved braking apparatus having a jaw type clutch coupled to an electrical solenoid through a ball spline mechanism provides significantly greater braking capacity in a given volume than other types of braking devices. The ball spline is configured t... | 03/06/2001 |
| 6105450 | Speed change device for power tool A speed change device, preferably for a power tool, may include a first drive gear and a second drive gear mounted on a drive shaft, and may include a first driven gear and a second driven gear mounted on a driven shaft. When the second drive gear is in a... | 08/22/2000 |
| 6076429 | Clutch for a differential A differential mechanism of the holdout ring type is characterized by improved annular clutch plates with trapezoidally configured cam teeth for mating with the center cam teeth of the center cam. Each clutch plate has inner cam and outer clutch teeth ext... | 06/20/2000 |
| 6015034 | Warp beam coupling A warp beam coupling for weaving looms is used for the detachable connection and for the transmission of a rotating movement between a warp beam drive and a warp beam tube. The warp beam coupling includes a bearing bell which is driven in a rotating manne... | 01/18/2000 |
| 6009989 | Coupling for rotationally connecting together the drive shafts of weave machines and weaving looms A loom coupling has a loom shaft with a disk having teeth on its face engageable with a toothed wheel mounted on a machine shaft. An annular electromagnet on a support surrounding the end of the loom shaft is juxtaposed directly with the disk and axially ... | 01/04/2000 |
| 5967280 | Hand wheel device having a clutch device A hand wheel device is to be secured to a motor driven bolt for selectively actuating the motor driven bolt. The hand wheel device includes a barrel secured to the bolt, a disc and a plate secured on the barrel and having a number of teeth. A wheel is rot... | 10/19/1999 |
| 5947252 | Differential lock assembly spacer system and method A spacer system for a differential lock assembly having a fixed clutch and a sliding clutch with a sliding-clutch collar. The spacer system comprises a shift fork member and a bearing adjuster which contact when the sliding clutch and fixed clutch are eng... | 09/07/1999 |
| 5873441 | Drive transmission system A low cost drive transmission system provided with one-way clutch having a simple assembly and not requiring precision parts. A drive shaft 31 and a shaft 45 are connected via a link cam 30. A main cam 34 is formed on the drive shaft 31 and the link cam 3... | 02/23/1999 |
| 5816378 | Claw clutch with a positioning mechanism A clutch cam (9) with mating claws (17) is fitted into the bottom end of a driven pulley (6) through which a driven shaft (10) is inserted. The clutch cam (9) has upwardly tapered guide portions (18) and slide grooves (20) formed on the inner wall thereof... | 10/06/1998 |
| 5701818 | Printing press cylinder coupling method and apparatus A cylinder in a rotary printing press is coupled to a driving wheel or gear by the engagement of two coupling disks. One of the disks is shiftable into coupling engagement with the other disk by application of a pressure medium to a work cylinder. A contr... | 12/30/1997 |
| 5673777 | Differential lock assembly spacer system A spacer system for a differential lock assembly having a fixed clutch and a sliding clutch with a sliding-clutch collar. The spacer system comprises a shift fork member and a bearing adjuster which contact when the sliding clutch and fixed clutch are eng... | 10/07/1997 |
| 5573096 | Shifting device for a positively engaging clutch and a process for its adjustment A shifting device of a positively engaging clutch, such as a dog clutch, in a housing of a differential or transfer case comprises a shift fork for axial displacement of one of the coupling elements of the dog clutch, and an actuator with an actuator rod ... | 11/12/1996 |
| 5526708 | Interchangeable engine mounting An adapter for rapid attachment and removal of a flanged motor on a power driven appliance. A bracket attaches to the appliance and cooperatively receives the motor flange. Pins incorporating clips or expanding projections then secure the motor to the app... | 06/18/1996 |
| 5273499 | Claw coupling with large angle of deflection and small retaining and releasing force In a clutch (6) for locking a differential gear for a vehicle, a movable half (60) of the clutch (6) is pushed indirectly via a sliding sleeve (70) and intermediate members (77) in an engaging direction. Then the sliding sleeve (70), with a locking surfac... | 12/28/1993 |
| 5267433 | Air turbine starter having a dual clutch This invention relates to a clutch mechanism for selective power transmission between starter means and an engine. More particularly, the invention discloses a dual clutch mechanism for use in selectively coupling a turbine driven starter assembly with a ... | 12/07/1993 |
| 5230412 | Drive for rotary printing machines A drive for a rotary printing machine including a clutch for coupling two transmissions in a given phase relationship, the clutch being formed of two clutch halves, respectively, and having mutual coupling devices disposed at respective end faces thereof ... | 07/27/1993 |
| 5154269 | Clutch mechanism for a printing press A clutch mechanism for a printing press (10) having a shaft (14) having a cylindrical outer surface (36) adjacent one end (28) of the shaft (14 ). The mechanism has a device (15) for rotatably driving the shaft (14) and a drive member (32) having a cylind... | 10/13/1992 |
| 5150770 | Recharge device, particularly for drive mechanisms for extending and withdrawing operative members of a space vehicle In a spring operated mechanism, the recharge device (1) is adapted to wind the spring (4) during idle times when the drive mechanism (4,16) is not operating. The recharge device has a lever member (48,50) operated by a shape memory alloy member (46) and a... | 09/29/1992 |
| 5038884 | Dog clutch mechanism A dog clutch mechanism for use as a clutch for switching drive power in a four-wheel-drive vehicle has a case, first and second rotatable shafts rotatably supported coaxially in the case for transmitting a relative torque between front and rear wheels of ... | 08/13/1991 |
| 5031740 | High speed cam actuated disconnect A mechanical disconnect mechanism for an aircraft engine driven constant speed drive unit where the driving shaft (14) and the driven shaft (18) are drive connected by toothed clutch members (16,24). The disconnect involves a cam (38) which causes a sleev... | 07/16/1991 |
| 5025903 | Dual mode rotary power tool with adjustable output torque In an electrically powered combination screwdriver/drill opposing halves of a ratchet type torque tranmsitting clutch are normally biased axially apart by a compression spring. The output half of the clutch is fixed on the output spindle of the tool which... | 06/25/1991 |
| 4977989 | Dog clutch mechanism A dog clutch mechanism includes a case, first and second rotatable shafts rotatably disposed coaxially in the case, the second rotatable shaft having an annular groove defined in an outer periphery thereof, a dog piece fixedly mounted on the first rotatab... | 12/18/1990 |
| 4953678 | Clutch actuation system A clutch actuating system which is particularly suitable for connecting drive to the front wheels of a four-wheel-drive tractor. The system includes an actuating member movable between a first position in which the clutch is disengaged and a second positi... | 09/04/1990 |
| 4928802 | Overload release clutch for the transmission of rotary movement between shafts The invention relates to an overload release clutch having: a hub 2 which is disposed on a shaft 1 and has two coupling halves 3,6 which are coupled with provision for axial disengagement in relation to one another by means of a positive connection 4,5 on... | 05/29/1990 |
