Abstract: A unidirectional rotary bearing contains a bearing body, multiple rollers, two rotatable driving rings, and at least two homing springs. The bearing body includes an internal surface and two peripheral surfaces, the internal surface has multiple receiving grooves each having an engagement segment and a disengagement segment, and each peripheral surface has a circular groove. Each of the multiple rollers is columnar and has a diameter which is more than an engaging depth of the engagement segment of each receiving groove of the bearing body and is less than a disengaging depth of the disengagement segment of each receiving groove of the bearing body, and each roller has two drive extensions. A diameter of each of the multiple apertures is more than each of the two drive extensions and is less than the diameter of each roller.

Abstract: A unidirectional rotary bearing contains a bearing body, multiple rollers, two rotatable driving rings, and at least two homing springs. The bearing body includes an internal surface and two peripheral surfaces, the internal surface has multiple receiving grooves each having an engagement segment and a disengagement segment, and each peripheral surface has a circular groove. Each of the multiple rollers is columnar and has a diameter which is more than an engaging depth of the engagement segment of each receiving groove of the bearing body and is less than a disengaging depth of the disengagement segment of each receiving groove of the bearing body, and each roller has two drive extensions. A diameter of each of the multiple apertures is more than each of the two drive extensions and is less than the diameter of each roller.

Abstract: A unidirectional rotary brake contains: a body, multiple rollers, two driving rings, and at least one returning means. The body includes an internal face and two end faces, wherein the internal face has multiple accommodation grooves, each accommodation groove has a locking segment and a unlocking segment, and each end face has a surrounding groove. Each of the multiple rollers is columnar and has a diameter which is more than the first depth of the locking segment of each accommodation groove of the body and is less than a second depth of the unlocking segment of each accommodation groove of the body, and each roller has two limiting posts. Each of the multiple orifices is more than each of the two limiting posts and is less than the diameter of each roller. A number of the at least one returning means is less than that of the multiple rollers.

Abstract: A unidirectional rotating brake contains: a body including a first rotation element and a second rotation element between which a first mating face and a second mating face are formed. The second mating face has multiple accommodation grooves, each of which has a first segment and a second segment. The second rotation element further has multiple circular loops and a stop ring, each of the multiple circular loops has multiple notches, and each of the multiple notches accommodates each of multiple connection columns. Each of multiple locking elements has a diameter which is less than a depth of the first segment of said each accommodation groove and is more than a depth of the second segment. The unidirectional rotating brake further contains at least one returning member configured to drive said each locking element to move toward the second segment of said each accommodation groove.

Abstract: A control valve structure for a faucet contains two controlling valves, each including: a fitting sleeve having a receiving space, an inlet, a sealing element, and at least one first seal ring, between the at least one first seal ring and the fitting sleeve being defined a plurality of outlets; a stem inserted into the fitting sleeve and including a connecting segment, a closing segment, an external screwing portion, at least one second seal ring; a covering member including a first cap element, and a second cap element. A large-diameter disc of the first cap element has a coupling slot with first inner threads, a small-diameter disc of the first cap element has a screw orifice with second inner threads, the second cap element is fitted on the first cap element and has a through hole smaller than that of the screw orifice.

Abstract: A connecting structure of a faucet body and a control valve contains a faucet body, a fixing cylinder, a guiding seat, a control valve, and an outlet pipe. The faucet body includes a first segment, a second segment, a positioning rim, and a receiving space. The fixing cylinder is fitted into the faucet body and includes a circular cavity, an orifice, and two apertures. The guiding seat is disposed in the circular cavity and includes two grooves and two inlets. The control valve is inserted into the receiving space from the first segment of the faucet body, and a bottom end of the control valve is biased against the guiding seat. The outlet pipe couples with the faucet body and communicates with the guiding seat. Thereby, the guiding seat and the control valve are fixed in the faucet body, and a shape of the faucet body is geometrical and variable.

Abstract: A connecting structure of a faucet body and a control valve contains a faucet body, a fixing cylinder, a guiding seat, a control valve, and an outlet pipe. The faucet body includes a first segment, a second segment, a positioning rim, and a receiving space. The fixing cylinder is fitted into the faucet body and includes a circular cavity, an orifice, and two apertures. The guiding seat is disposed in the circular cavity and includes two grooves, two inlets. The control valve is inserted into the receiving space from the first segment of the faucet body, and a bottom end of the control valve is biased against the guiding seat. The outlet pipe couples with the faucet body and communicating with the guiding seat. Thereby, the guiding seat and the control valve are fixed in the faucet body, and a shape of the faucet body is geometrical and variable.

Abstract: An IR switching device, electrically connected to an apparatus, is provided. The IR switching device comprises an IR transmitter, an IR receiver, a processor, a controller. The IR transmitter is configured to emit an IR signal. The IR receiver is configured to receive a reflected IR signal to generate a response signal accordingly, wherein the reflected IR signal is generated after the IR signal is reflected and the response signal comprising a first signal as the IR receiver receives the reflected IR signal while the response signal comprising a second signal as the IR receiver does not receives the reflected IR signal. The processor is configured to process the response signal and for generating a processing signal after processing the response signal. The controller is configured to switch the apparatus according to the processing signal. One of an emission power of the IR transmitter and a reception power of the IR receiver is adjustable according to the distance requirement.

Abstract: An IR switching device, electrically connected to an apparatus, is provided. The IR switching device comprises an IR transmitter, an IR receiver, a processor, a controller. The IR transmitter is configured to emit an IR signal. The IR receiver is configured to receive a reflected IR signal to generate a response signal accordingly, wherein the reflected IR signal is generated after the IR signal is reflected and the response signal comprising a first signal as the IR receiver receives the reflected IR signal while the response signal comprising a second signal as the IR receiver does not receives the reflected IR signal. The processor is configured to process the response signal and for generating a processing signal after processing the response signal. The controller is configured to switch the apparatus according to the processing signal. One of an emission power of the IR transmitter and a reception power of the IR receiver is adjustable according to the distance requirement.

Abstract: A switch device includes a housing, a circuit board is disposed in the housing for being coupled between an electric power source and an electric appliance, a remote detecting device includes a light emitting and receiving device for generating lights to detect whether users are going toward the housing of the switch device or not, the remote detecting device includes an indicating light member to indicate whether an electric power energy has been supplied to the remote detecting device or not, and another indicating light member to indicate whether the light emitting and receiving device is working or not. A control device may control the electric appliance, when the light emitting and receiving device has detected that a user is going toward or close to the housing of the switch device.

Abstract: A switch device includes a housing, a circuit board is disposed in the housing for being coupled between an electric power source and an electric appliance, a remote detecting device includes a light emitting and receiving device for generating lights to detect whether users are going toward the housing of the switch device or not, the remote detecting device includes an indicating light member to indicate whether an electric power energy has been supplied to the remote detecting device or not, and another indicating light member to indicate whether the light emitting and receiving device is working or not. A control device may control the electric appliance, when the light emitting and receiving device has detected that a user is going toward or close to the housing of the switch device.

Abstract: A mirror device includes one or more light devices disposed behind a mirror, to generate lights to light the mirror. A remote detecting device may be used to detect whether one or more users go toward or go close to the mirror or not, and to actuate the light device to generate the lights when the users are detected to go toward the mirror. The light device may thus be actuated to light the mirror without being contacted by the users or without being operated by the users manually. A control device may be used to actuate the light device to generate the light. The remote detecting device includes a light emitting device to generate a light to detect whether the user goes toward the mirror or not.

Abstract: A light device includes one or more light members disposed behind a hood, to generate lights. A remote detecting device may be used to detect whether one or more users go toward or go close to the light or not, and to actuate the light member to generate the lights when the users are detected to go toward the light. The light device may thus be actuated to generate light without being actuated or contacted by the users or without being operated or contacted by the users manually. A control device may be used to actuate the light member to generate the light. The remote detecting device includes a light emitting device to generate a light to detect whether the user goes toward the light or not.

Abstract: A mirror device includes a mirror attached to a frame which is pivotally coupled to a support at a pivot shaft. A cover is secured to the frame and made of electric conductive material. A conductive fastener is secured to the cover. One or more light bulbs are disposed in the cover and coupled to a contact switch which is coupled to the conductive fastener for coupling the light bulb to the cover and for allowing the contact switch to be actuated via the cover. A bracket is secured to the cover for supporting the light bulbs.

Abstract: A water-control stopper comprises a stopper body (30), an I-shaped valve (32), an actuator tube (52) and a nut (31). It is characterized in a simple structural framework which can be manufactured easily at a relatively low cost and may utilize either a rigid tube or a soft tube.