STEERING WHEEL, STEERING WHEEL CONTROL SYSTEM, AND METHOD OF UNFOLDING STEERING WHEEL

A steering wheel can include a rotation shaft, a hub, a periphery ring, and at least one arm. The latching portion is coupled to the rotation shaft. The hub is sleeved on the rotation shaft, and slidable along the rotation shaft. The button is positioned on the hub and configured to cooperate with the latching portion. The latching portion is configured to detachably couple the hub. The button is configure to push the latching portion to detach from the hub when being pressed. The periphery ring is made of flexible material. The at least one arm is pivoted to the hub and coupled to the periphery ring. The at least one arm is configured to be folded when the hub slides along the rotation shaft. 1. A steering wheel comprising:a rotation shaft coupled to a latching portion;a hub slidably sleeved on the rotation shaft;a button positioned on the hub and configured to cooperate with the latching portion, the latching portion configured to detachably couple the hub, the button configured to push the latching portion to detach from the hub upon being pressed;a periphery ring made of at least one flexible material; andat least one arm, the at least one arm pivotably coupled to the hub and coupled to the periphery ring,wherein, the at least one arm is configured to be folded in event the hub slides along the rotation shaft.2. The steering wheel of claim 1 , wherein the hub defines an annular channel therein claim 1 , the at least one arm defines a passage communicating with the annular channel and the periphery ring claim 1 , an air pump is in communication with the annular channel via a coupling tube.3. The steering wheel of claim 2 , wherein an air guide tube is received in the annular channel and communicates with the coupling tube claim 2 , at least one branch tube is received in the passage claim 2 , the at least one branch tube communicates with the air guide tube and the periphery ring.4. The steering wheel of claim 1 , wherein the at least one arm comprises a coupling ...

VEHICLE SECURING SYSTEM

A vehicle securing system includes a steer wheel module. The steer wheel module has a steer wheel, a steer wheel shaft connected to the steer wheel, the steer wheel shaft having a plurality of joints, and an electric wire received in the steer wheel shaft. The steer wheel shaft is capable of bending at the joints. At least one of the plurality of the joints includes an electrical connector, and the electrical connector is configured to control the electric wire shift between conducting state and non-conducting state. 2. The vehicle securing system as claimed in claim 1 , wherein the steer wheel shaft includes a plurality of shaft sections divided by the joints.3. The vehicle securing system as claimed in claim 2 , wherein the electrical connector makes the electric wire in all of the shaft sections disconnected when the steer wheel shaft is bent.4. The vehicle securing system as claimed in claim 2 , wherein the electrical connector makes the electric wire in all of the shaft sections connected when the steer wheel shaft is straight.5. The vehicle securing system as claimed in claim 1 , wherein the vehicle securing system further comprises an identity module electrically connected to the steer wheel module claim 1 , and the identity module is configured to identify users information.6. The vehicle securing system as claimed in claim 5 , wherein the identity module includes an identity procedure claim 5 , and the identity procedure is configured to identity an identification code input by user.7. The vehicle securing system as claimed in claim 5 , wherein the vehicle securing system further comprises an alarm module electrically connected to the identity module claim 5 , and the alarm module is configured to transmit alarm signals when the identification code is wrong.8. The vehicle securing system as claimed in claim 7 , wherein the alarm module is configured to transmit signals to an owner of the vehicle or a police office.9. The vehicle securing system as claimed ...

SEMICONDUCTOR STRUCTURE

A semiconductor structure includes a substrate, a channel layer, a barrier layer, a source structure, a drain structure, a doped compound semiconductor layer, a dielectric layer, and a gate structure. The channel layer is disposed on the substrate. The barrier layer is disposed on the channel layer. The source structure and the drain structure are disposed on opposite sides of the barrier layer. The doped compound semiconductor layer is disposed on the barrier layer. The doped compound semiconductor layer has a first side adjacent to the source structure and a second side adjacent to the drain structure. The doped compound semiconductor layer has at least one opening exposing at least a portion of the barrier layer. The dielectric layer is disposed on the doped compound semiconductor layer and the barrier layer. The gate structure is disposed on the doped compound semiconductor layer. 1. A semiconductor structure , comprising:a substrate;a channel layer on the substrate;a barrier layer on the channel layer;{'claim-text': 'and a first direction from the source structure to the drain structure;', '#text': 'a source structure and a drain structure on opposite sides of the barrier layer,'}a doped compound semiconductor layer on the barrier layer, wherein the doped compound semiconductor layer has a first side adjacent to the source structure, a second side adjacent to the drain structure, and at least one opening exposing a portion of the barrier layer;a dielectric layer on the doped compound semiconductor layer and the barrier layer; anda gate structure on the doped compound semiconductor layer.2. The semiconductor structure as claimed in claim 1 , wherein a width of the at least one opening is between ⅓ and ⅔ of a distance between the first side and the second side of the doped compound semiconductor layer.3. The semiconductor structure as claimed in claim 1 , wherein the at least one opening comprises a plurality of openings claim 1 , and a sum of widths of the ...

Anti-shock lamp socket

A simple anti-shock lamp socket has a support plate, a damping sheet, and a first locking component. The support plate has a positioning hole and two extending sheets. The extending sheets are respectively formed on and protrude from two ends of the support plate. The damping sheet is mounted under the support plate and has a connection hole. The first locking component is mounted through the positioning hole and the connection hole. The retaining stand has a bearing plate, a flexible plate, and a second locking component. The bearing plate has a locking portion and a fastening portion. The locking portion is mounted between the extending sheets. The fastening portion is formed on the bearing plate. The flexible plate is mounted on the bearing plate and is mounted around the fastening portion. The second locking component is mounted through the extending sheets and the locking portion.

Illumination system

Voice coil motors

A voice coil motor. A guide bar connects to a fixed base. A coil connects to the fixed base and includes a first winding portion and a second winding portion. A current direction in the first winding portion is opposite that in the second winding portion. A support base movably fits on the guide bar. A magnetic member connects to the support base and includes a first magnetic pole and a second magnetic pole. A magnetization direction of the magnetic member parallels a moving direction of the support base and magnetic member and is perpendicular to a central axis of the coil. The first and second magnetic poles respectively oppose the first and second winding portions of the coil. The first and second magnetic poles respectively interact with the first and second winding portions to generate a first force and a second force, moving the support base and magnetic member.

Lamp

Multi-wavelength coherent light beam shaping device and design method thereof and shaping method

Semiconductor device

A semiconductor device includes a compound semiconductor channel layer disposed on a substrate and located in an active element region and a passive element region. A compound semiconductor barrier layer is stacked on the compound semiconductor channel layer and located in the active element region and the passive element region. A source electrode, a gate electrode and a drain electrode are disposed on the compound semiconductor barrier layer and located in the active element region to construct a high electron mobility transistor. In addition, a first terminal electrode, an intermediate electrode and a second terminal electrode are disposed on the compound semiconductor barrier layer and located in the passive element region to construct a resistor.

Air conditioning air-permeable mattress

An air conditioning air-permeable mattress includes a mattress body and a ventilation module. The mattress body forms a cavity housing a support member. The top face of the mattress body includes air outputting bores and connected with the cavity. All lateral sides of the mattress body excluding the top face include at least one air outlet connected with the cavity. The ventilation module is disposed outside the mattress body and connected with the air outlet through pipeline, whereby the air flow is discharged through the air outputting bores, and the running noise of machine would not affect sleeping quality. The inside of the mattress body is connected with the outside only through the air outlet and the air outputting bores, whereby the air supply of the ventilation module maintains the air flow in the mattress body for lowering the temperature of the mattress body surface.

Dual gap electromagnetic structure

Steering wheel, steering wheel control system, and method of unfolding steering wheel

A steering wheel can include a rotation shaft, a hub, a periphery ring, and at least one arm. The latching portion is coupled to the rotation shaft. The hub is sleeved on the rotation shaft, and slidable along the rotation shaft. The button is positioned on the hub and configured to cooperate with the latching portion. The latching portion is configured to detachably couple the hub. The button is configure to push the latching portion to detach from the hub when being pressed. The periphery ring is made of flexible material. The at least one arm is pivoted to the hub and coupled to the periphery ring. The at least one arm is configured to be folded when the hub slides along the rotation shaft.

Semiconductor devices and methods for fabricating the same

A semiconductor device is provided. The semiconductor device includes a substrate having a first conductivity type. An epitaxial layer having the first conductivity type is disposed on the substrate, and a trench is formed in the epitaxial layer. A polysilicon layer having the first conductivity type fills the trench, and a first doping region having a second conductivity type that is different from the first conductivity type is disposed in the epitaxial layer and on sidewalls of the trench. A method for forming the semiconductor device is also provided.

Anti-shock lamp socket

A simple anti-shock lamp socket has a support plate, a damping sheet, and a first locking component. The support plate has a positioning hole and two extending sheets. The extending sheets are respectively formed on and protrude from two ends of the support plate. The damping sheet is mounted under the support plate and has a connection hole. The first locking component is mounted through the positioning hole and the connection hole. The retaining stand has a bearing plate, a flexible plate, and a second locking component. The bearing plate has a locking portion and a fastening portion. The locking portion is mounted between the extending sheets. The fastening portion is formed on the bearing plate. The flexible plate is mounted on the bearing plate and is mounted around the fastening portion. The second locking component is mounted through the extending sheets and the locking portion.