Abstract: A stylus comprises a housing, a stylus body and a shaft. The housing has a receptacle defined therethrough. The stylus body assembly is slidably and non-rotatably accommodated in the receptacle of the housing, the stylus body assembly includes a threaded hole defined therethrough. The shaft rotatably passes through the housing, the shaft includes a threaded portion engaging with the threaded hole such that rotation of the shaft relative to the housing causes the stylus body assembly to slide relative to the housing to extend out or retract into the housing.

Abstract: A stylus comprises a shell, a stylus body, and a slide enabling member. The shell has a chamber defined therethrough. The stylus body is slidably accommodated in the chamber of the shell. The slide enabling member is slidably coupling the stylus body to the shell so the stylus body can slide relative to the shell from a retracted position to an extended position. The slide enabling member includes a sliding pin located at one of the stylus body and the shell, and a track defined at another one of the stylus body and the shell and slidably engaging with the sliding pin so the stylus body slides relative to the shell.

Abstract: A grounding mechanism is used for an electronic device. The electronic device includes a housing and a battery cover. The grounding mechanism typically includes an elastic member including a main portion, a first bent portion, a second bent portion and a clamping portion. The main portion is attached to the housing. The first bent portion and the second bent portion respectively extend from two opposite ends of the main portion. The clamping portion extends from one side of the main portion, and includes two arms for clamping one part of the battery cover.

Abstract: A cap assembly for protecting a head of a stylus, the cap assembly comprise a hollow cap and a resisting element. The cap has chamber defined therein. The resisting element is mounted in the chamber, the resisting element includes a resisting portion that has a receiving space defined therein. The receiving space has a shape and profile conforming to the head; so when the head is received in the receiving space, the head resisting an inner surface of the receiving space.

Abstract: A stylus retaining mechanism for portable electronic device includes a housing and a locking assembly. The housing includes a fixing portion, an opening and a receiving chamber communicating with the opening. The receiving chamber is configured to receive a stylus, the housing included. The locking assembly is attached to the fixing portion, and includes a button and an elastic member. The button defines a passage to allow the stylus to extend through and slide along a landscape orientation of the stylus. A protrusion is formed in the passage. The stylus is locked in the stylus retaining mechanism by engagement between the latching portion and the protrusion. The latching portion is disengaged from the protrusion when the button is depressed.

Abstract: An exemplary stylus includes a barrel, two slide mechanisms, two housings and a head. The two housings are slidably coupled to the barrel by the two slide mechanisms. The head is attached to an outer end of one of the housings, and configured to contact a touch screen of an electronic device. The two housings cooperatively surround the barrel when the stylus is in a retracted position, and are slidable along two opposite directions to elongate the stylus.

Abstract: Interface protector for an electronic device includes a housing defining an opening exposing the interface; a retaining element defining a first stopping slot and a second stopping slot, the retaining element mounted to the housing by a retaining member; a cover having a protrusion protruding therefrom, the cover rotatably mounted to the retaining element by a rotation member. When the protrusion is received in the first stopping slot, the cover shields the interface; when the protrusion slides out of the first stopping slot, until latching in the second stopping slot, the cover is rotated to expose the interface.

Abstract: A stylus comprises a housing, a stylus body, a shell and a latching element. The housing has a receptacle and a sliding pin. The stylus body is accommodated in the housing, the stylus body has a track and engaging the sliding pin so the stylus body can slide relative to the housing, the stylus body further has a compartment. The shell is slidably accommodated in the compartment, the shell has a first stopping hole and a protrusion located adjacent to the first stopping hole, the first stopping hole is used for latching with the sliding pin to hold the stylus in a retracted state. The latching element is mounted in the receptacle and located near the stylus body, the latching element has a latching cantilever having a second stopping hole defined therethrough, the second stopping hole latches with the protrusion to hold the stylus in an extended state.

Abstract: A stylus comprises a shell, a stylus body and at least one stopping member. The shell has a compartment defined therethrough, the shell further has at least one first stopping hole and at least one second stopping hole defined in an inner surface thereof and adjacent to the first stopping hole. The stylus body is accommodated in the compartment and is capable of tilting relative to the shell. The at least one stopping member is retractably mounted to the stylus body, each stopping member is configured for selectively resisted one first stopping hole and one second stopping hole with the tilting of the stylus body relative to the shell so as to orient the stylus body in a retracted state or in a tilted state.

Abstract: A rotating mechanism comprises a retaining plate having a cut-out defined therethrough, the cut-out is curved; a rotating plate being capable of rotating in a plane parallel to the plane of the retaining plate by a shaft extending through the retaining plate and the rotating plate; a pin rotatably affixed to the rotating plate and slidably engaging with the cut-out to guide rotating movement of the rotating plate when the rotating plate rotates around the shaft in a plane parallel to the plane of the retaining plate.

Abstract: A stylus comprises a housing, an axle, a follower, a connecting rod, a stylus body and a pin. The housing has a receptacle and a guiding groove. The axle is rotatably mounted in the receptacle and a threaded portion formed thereon. The follower includes a main body, a nut screwed on the threaded portion and a guiding block slidably located in the guiding groove. The connecting rod is accommodated in the receptacle, the connecting rod defines a sliding groove. The stylus body has a body, a head and an pin hole aligned with the sliding groove. The pin is located in the housing. The pin is inserted in the pin hole and the sliding groove so the connecting rod and a second body end are hinged in the housing; a first connecting rod end is hinged near the center of the stylus body, the second connecting rod end is hinged to another side of the follower opposite to the nut.

Abstract: An exemplary stylus includes a housing, a stylus body, a latching element and an elastic element. The housing has a receptacle defined therethrough. The stylus body is rotatably assembled to the receptacle. The latching element is slidably accommodated in the receptacle, the latching element is configured for interacting with the stylus body so that the stylus body rotates relative to the housing about an axis and the latching element moves linearly along another axis. The elastic element is resisted between the housing and the latching element, the elastic element is used for accumulating an elastic force with rotation of the stylus body relative to the housing and the movement of the latching element.

Abstract: A key button structure includes a button body, a fixing member and a housing. The housing comprises a first housing and a second housing placed in the first housing. The first housing and the second housing together define an accommodating space. The first housing has a window defined therethrough communicating with the accommodating space. The fixing member and the button body are integrally and detachably assembled within the accommodating space of the housing. The button body is exposed through the window.

Abstract: A stylus comprises a housing, a stylus body and a sliding enabling member. The slide enabling member slideably coupling the stylus body to the housing so the stylus body can slide relative to the housing from a retracted configuration to an extending configuration. The slide enabling member includes a sliding pin and two tracks engaging the sliding pin, the sliding pin is positioned on a sliding element located in the receptacle of the housing, and the tracks are two guiding grooves defined in a guiding element located in the chamber of the stylus body, the sliding pin slides in the tracks when the stylus body slides relative to the housing between the retracted configuration and the extended configuration.

Abstract: A rotating mechanism comprises a retaining plate having a track and a groove, both of which are defined in the retaining plate and parallel to each other; a rotating plate being capable of rotating in a plane parallel to the plane of the retaining plate by a shaft, the rotating plate has a slot and a slit, both of which are defined in the rotating plate and extending along a imaginary line; a biasing member including a first biasing member end and a second biasing member end; a peg retained on the first biasing member end and extending into the groove and the slot; a rail retained on the second biasing member end and extending into the track and the slit.

Abstract: A portable electronic device includes a base defining a battery compartment, a cover, an operating element, a latching element, and an ejecting element. The cover is configured for covering the battery compartment and pivotably attached to the base. The latching element is attached to the cover. The ejecting element attaches to the base. The operating element is slidably attached to the base. The ejecting element resists the latching element to bias the cover to move away from the base when detaching.

Abstract: A rotating mechanism includes a lower plate defining a first guiding groove and a second guiding groove, the first guiding groove including a sliding groove section and a rotating groove section, the sliding groove section mirror-image symmetrical with the second guiding groove, the rotating groove section extending from an end of the sliding groove section toward the second guiding groove; an upper plate defines a first track and a second track; an elastic element assembly having two opposite retaining portions; a first pin located at one of the retaining portions, the first pin slidably received in the first guiding groove and the first track; and a second pin located at the other retaining portion, the second pin slidably received in the second guiding groove and the second track.

Abstract: A rotating mechanism comprises a retaining plate, a rotating plate, a rotation enabling member and a biasing member. The rotation enabling member comprising a rail, a track, a guiding post and a guiding groove. The biasing member comprising a first biasing member end and a second biasing member end. The first biasing member end is retained on the retaining plate and the second biasing member end is retained on the rail. When the rotating plate rotates from a first state to an intermediate state, the biasing member is compressed by the rail to exert a force on the rotating plate and the retaining plate causing the rotating plate to automatically rotate toward an third state once the rotating plate passes the intermediate state.

Abstract: A slide mechanism includes a main plate, a slide plate, an elastic member, and two connecting members. The main plate includes two rail portions and two guide rails. Each rail portion defines a guiding slot. Each guide rail is received in one of the guiding slot and defines a slide groove. The elastic member is secured on the main plate and the slide plate. The two connecting members are secured to the slide plate and each connecting member is slideably received in one of the guiding slots.

Abstract: A head massager includes a helmet (10) having a first parallel hoop (11) and a second parallel hoop (12) connected to each other for forming a ring surrounding the user's head. The helmet (10) has a first meridian hoop (21) and a second meridian hoop (22) connected to each other to form an arc structure and hang the head massager on user's head. The distance adjustment devices (3) are provided to connect the first parallel hoop (11), the second parallel hoop (12), the first meridian hoop (21), and the second meridian hoop (22) together for adjusting the size of the helmet (10) to provide a comfortable fit to user's head.