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Class 74/473.21 - Restriction of shift, gear selection, or gear engagement


Subclass of Class 74 - Machine element or mechanism
Definition: Transmission control wherein movement of a shifting element
No. of patents: 253
Last issue date: 05/29/2012


1              
NumberTitleIssue Date
8186241Shifting device for an automatic transmission
A shifting device for an automatic transmission of a motor vehicle with a gear-shift lever, which can be moved in an automatic shift track to select gear-shift positions; with a locking mechanism for blocking the adjusting movements of the gear-shift lever into at l...
05/29/2012
8061231Transmission shift device with variable gate blocking force
A transmission shift device for a transmission having a range group transmission and a shift lever with a superimposed H-shaped shift pattern in which a shift and selector shaft is operatively connected at one end with the shift lever and at the other end with a shi...
11/22/2011
8051740Actuating device with rotary switch
An actuating device is provided for selecting gears of an automatic transmission. The actuating device includes a rotatable actuating element as well as a crank arrangement (9) with stop elements (Mn) for limiting the rotation angle of the actuating element t...
11/08/2011
7984662Vehicle direction sensing mechanism
A mechanism for sensing the direction of a vehicle, or other application using a drive device such as a hydrostatic transmission. An actuation mechanism is mounted to a rotatable shaft or gear in the drive device and has an actuated position when the shaft or gear i...
07/26/2011
7971501Shift lock assembly
A shift lock assembly including a shifter base and a shift lever having a pivot member that is associated with the shifter base. A detent member having an upper portion including engaging features is coupled to the pivot member. A lock lever having opposing sides an...
07/05/2011
7966905Shift apparatus
A shift apparatus includes a shift lever operable to select a first mode of a transmission when the shift lever is disposed at a first position and to select a second mode of the transmission when the shift lever is disposed at a second position, and a base supporti...
06/28/2011
7926382Structure for limiting rotational range of manual plate in automatic transmission
There is provided a structure for limiting the rotational range of a manual plate in an automatic transmission, which is capable of making the manual plate shareable among a plurality of types of automatic transmissions differing in the number of gear positions. In ...
04/19/2011
7900533Control device for automatic transmission
A controller of an automatic transmission can be set to be in a first control mode and a second control mode for controlling a transmission gear ratio of the automatic transmission. The controller in the second control mode automatically changes the transmission gea...
03/08/2011
7849759Shifting device for a transmission
A shifting device (1) for a transmission with a selection actuator and a shifting actuator, which a shifting shaft (2) comprising shifting forks (3) or selector forks, which engage in sliding collars for engaging the gears in which the shifting ...
12/14/2010
7712392Electrical shifting device for a motor vehicle
A shifting device for a vehicle includes a shift lever, a limiting element, and an actuator. The lever is movable in opposite first and second directions along an actuating path between neutral and end positions. The limiting element is movable into and out of the p...
05/11/2010
7603926Shift-by-wire shifting with P position
A shifting device for the powerless transmission of shift commands to an automatic transmission of a motor vehicle, with a housing and with a gearshift lever (1) mounted pivotably in a shift gate, wherein the shifting device has a first and a second shift sto...
10/20/2009
7597022Easy release mechanism at park position for automatic transmission shifter
A shifter lever assembly includes a base, a shifter lever movable relative to the base along a shift path, and at least one gate defining a gear position along the shift path. A release mechanism includes a gate pin movable along a linear path between a locked posit...
10/06/2009
7530286Shift lock assembly
A shift lock assembly including a shifter base and a shift lever having a pivot member that is associated with the shifter base. A detent member having an upper portion including engaging features is coupled to the pivot member. A lock lever having opposing sides an...
05/12/2009
7467569Detent plunger for automatic transmission shifter
A shifter mechanism includes a shift lever movable along a shift path and a detent assembly. The detent assembly includes a detent profile defining a plurality of gear positions, a bore, a detent plunger located at least partially within the bore, a spring member re...
12/23/2008
7444898Shifting device having shift recognition feature
In a shifting assembly for a multiple-gear variable speed motor vehicle transmission, a central selector or shifting shaft (2) is mounted in the transmission housing (12) such that it can be rotated and displaced axially. By rotating the selector or sh...
11/04/2008
7444899Shifting apparatus for an automatic transmission of vehicle
A shifting apparatus for an automatic transmission of a vehicle has a shift lever; a push knob (1d) operable in a pushing manner; an erroneous operation preventing window (12); a rod lock pin (1c) adapted to be lowered by the pushi...
11/04/2008
7441476Shifting device for a change-speed transmission with a simplified shifting gate
A shifting device for a change-speed transmission, in particular for a motor vehicle, having a shifting gate which has at least one recess, and having a first guide pin which is arranged in such a manner that it engages in the recess of the shifting gate in order to...
10/28/2008
7421917Tractor with a PTO apparatus
A tractor with a PTO apparatus, comprises: a plurality of wheels; a vehicle body supported by the plurality of wheels; an engine supported on the vehicle body; a rear PTO shaft disposed at a rear of the vehicle body for transmitting power from the engine; a mid-PTO ...
09/09/2008
7418884Switching device
A shifting device for shifting a transmission with a shifting shaft upon which a plurality of shifting forks are located in an axial, slidable manner for carry out desired shifting procedures. The shifting device includes a selection apparatus for choosing the shift...
09/02/2008
7406893Clearance-free supporting structure for pivotal axle applicable to shift lock unit of multi-stage automatic transmission
In a clearance-free supporting structure for a pivotal axle applicable to an operation device of a multi-stage automatic transmission, at least one pair of first projections is formed on a housing between which the pivotal axle is inserted to enable a pivotal moveme...
08/05/2008
7393304Shifter with gear position indicator
A shifter for controlling a vehicle transmission includes a base and a shift lever movably mounted to the base for movement between a plurality of gear positions. At least one of the gear positions comprises a PARK/NEUTRAL position having a PARK and a NEUTRAL contro...
07/01/2008
7367244Operating position select device for automatic transmission
An operating position select device has a select lever unit, a mode shift unit to shift operation modes of the automatic transmission, a mechanically connecting means connecting them, and an assist actuator to assist a select lever. A control unit that controls the ...
05/06/2008
7347118Process and device for preventing the engagement of an impermissible speed in an automated gearbox
A process for preventing the engagement of an impermissible speed in an automated gearbox with a gear-switching member, which can be moved along a gear-selection speed range and out of it into speed step ranges containing the following steps: acquiring the speed ste...
03/25/2008
7341394Gear shift mechanism gate plate assembly and method for producing same
A plate-like functional component and method of making same, in particular a gate plate of an automatic gear shift mechanism with locking gate is provided. The gate plate includes engagement holes for engagement elements which kinetically interact with the functiona...
03/11/2008
7342188Rotary light switch for motor vehicles
A rotary light switch for motor vehicles is presented that ensures a feel that is not susceptible to mechanical influences. The rotary light switch has an actuator that can be rotated around an axis and that can be moved in the axial direction, and that is non-rotat...
03/11/2008
7328782Vehicle shifter with powered pawl having neutral lock
A shifter for vehicles including a base structure and a shift lever that is movably mounted to the base structure. A shift gate controls movement of the shift lever between a plurality of control positions including at least PARK, NEUTRAL and DRIVE control positions...
02/12/2008
7326148Control system for electronic actuated shifter
A shifter mechanism for a motor vehicle includes a shifter lever, a park switch indicating when the shifter lever is out of a park position, and an electric actuator movable between a locking position and an unlocking position to lock and unlock the lever. An interl...
02/05/2008
7318360Gear shift lever operating mechanism
A handling mechanism of a gearshift which enable to shift endlessly into neutral, first-speed, second-speed, third-speed, fourth-speed, fifth-speed, neutral, first-speed, second-speed, third-speed, fourth-speed, fifth-speed for example can be used for the wire-typed...
01/15/2008
7316304Four-wheel drive center disconnect electric actuator
A four-wheel drive center disconnect electric actuator is provided. The actuator includes a one-way motor that actuates a cam mechanism for causing engagement and disengagement of the center disconnect. The actuator achieves improved reliability and efficiency throu...
01/08/2008
7313980Operating position select device for automatic transmission
An operating position select device has a select lever unit, a mode shift unit to shift operation modes of the automatic transmission, and an assist actuator controlled by a control unit. A first connecting member of the select lever and a second connecting member o...
01/01/2008
7311015Multi-step manual transmission for an internal combustion engine
A multistage transmission for an internal combustion engine has a disconnect-type clutch, a drive shaft and a driven shift on which engaged gear wheels are arranged to achieve different gear steps. Clutches actuated via shift forks are used to move the speed gears t...
12/25/2007
7308838Shift lever lock device for vehicular automatic transmission
In association with a solenoidal coil 10 being energized to unlock a shift lever 1C, a first movable core 9 and a second movable core 11 magnetically stick together so as to rotationally move in unison from an original position in which t...
12/18/2007
7246538Centering device for longitudinal elements and a resetting device for motor vehicles
A centering device for elongated elements consisting of a fixed position-retaining part (13) which includes a concave guiding surface (16), and a mobile position-retaining part (12) arranged on the elongated element, or vice versa. The mobile po...
07/24/2007
7243566Manual gearbox for a motor vehicle with a front transverse drive
A manual transmission for a motor vehicle with a front transverse drive, has a wheel set which consists of a transmission input shaft and at least two transmission output shafts, both engaged via a gearwheel with the spur wheel of an axle differential. A-rotationall...
07/17/2007
7237451Gear-changing device for a motor-vehicle gearbox
A gear-changing device for a motor-vehicle gearbox, including a gear-changing lever which is pivotable arranged with respect to a support part about a bolt. The bolt is held in an axially nondisplaceable manner with respect to the support part. In order to provide a...
07/03/2007
7231846Magnetic fluid shifter damper mechanism
A magnetic fluid shifter damper mechanism for a vehicle transmission may include a shift linkage having a first position and a second position, a magnetic fluid damper disposed between a substantially fixed point and a support point on the shift linkage, a fluid ins...
06/19/2007
7213483Shift lever lock device for vehicular automatic transmission
In association with a solenoidal coil 10 being energized to unlock a shift lever, a first movable core 9 and a second movable core 11 magnetically stick together so as to rotationally move in unison from an original position in which the first m...
05/08/2007
RE39598Variable resistance shift rail detent assembly and shift control method employing same
A mechanical transmission system (10) is provided with a detent mechanism (156/172, 186/196) for applying a selectively variable detent resistance to disengagement of an engaged gear ratio. To provide resistance to shift lever (31) induced jumpo...
05/01/2007
7204785Method and device for operating especially an automatic or automated gearbox comprising a parking brake and a runaway locking mechanism
The methods and devices for actuating a parking brake in a gearbox which is actuated in an automated manner, whereby gear changes are carried out by means of at least one electrically driven actuator, gear positions can be selected by means of a selector device, and...
04/17/2007
7191675Transmission gearbox for motor vehicle
The present invention is to provide a transmission gearbox comprising a gearshift shifting mechanism formed by a gearshift hub, a first push rod, a second push rod, a first sliding block and a second sliding block to transfer engine driving force from a driven shaft...
03/20/2007
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