Abstract: A rotary locking device includes a thumbturn member, a latch member held to and turnable by the thumbturn member, and a limiting structure provided on the thumbturn member for movably connecting to or interfering with the thumbturn member. The rotary locking device can be mounted on a first object, and the thumbturn member can be turned for the latch member to turn to a position to lock a second object, so that the first and the second object are quickly and easily locked to each other. The limiting structure limits an angle by which the thumbturn member or the latch member can be turned. When the thumbturn member is turned reversely, the latch member is brought to unlock the second object, so that the first and the second object are quickly and easily separated from each other.

Abstract: A pull-out aiding device is configured for mounting on an object, in which a corresponding apparatus is mounted. The pull-out aiding device includes a pulling member and a handle member. The pulling member includes a first pivot section and an abutting section for abutting against the corresponding apparatus to move the latter forward. The handle member includes a second pivot section and an operating section. The second pivot section is pivotally connected to the first pivot section, such that the handle member is turnable about the second pivot section relative to the pulling member and brings the latter to move forward.

Abstract: A light-permeable fixing component includes a fixed body and a receiving channel. The fixed body has a fixing portion disposed on around an outer surface thereof, and the fixing portion can be in the form of a thread, hook engagement bodies, snap-engagement bodies and a column body. The receiving channel is axially extended through a full length of the fixed body to form a light-in opening and a light-out opening at a tail end and a head end of the fixed body, respectively. Light beams emitted from a light source near the tail end can be transferred and guided by the receiving channel from the light-in opening to the light-out opening, so that the light-permeable fixing component is capable of guiding light, emitting light, glittering, decoration and indicating a constant depth.

Abstract: A pull aid structure includes a handle; a connecting element movably disposed at the handle; and a positioning element disposed at the handle and movably coupled to the connecting element. The pull aid structure enables a user to place the connecting element on an object, rotate the handle to fasten another object, confine the positioning element to the connecting element, and compress an elastic element, so as to couple together the two objects. To remove one of the objects, the user separates the positioning element and the connecting element to thereby separate the two objects, thereby achieving quick coupling and ease of removal.

Abstract: A fastening device is provided, which includes a locating seat for engaging with a first workpiece; a fastening member including sequentially connected stop unit, shank unit and fastening unit, the fastening unit being configured for fastening to a second workpiece; a reciprocation actuator movably disposed on the locating seat with the shank unit extended through and movably located in the reciprocation actuator and the locating seat, the stop unit abutted on a top of the reciprocation actuator, the fastening unit movable in a reciprocating motion between an inner side and an outer side of the locating seat or outside the locating seat; and an elastic element having an end pressed against the locating seat and another end pressed against the fastening member.

Abstract: A pull-out aiding device is configured for mounting on an object, in which a corresponding apparatus is mounted. The pull-out aiding device includes a pulling member and a handle member. The pulling member includes a first pivot section and an abutting section for abutting against the corresponding apparatus to move the latter forward. The handle member includes a second pivot section and an operating section. The second pivot section is pivotally connected to the first pivot section, such that the handle member is turnable about the second pivot section relative to the pulling member and brings the latter to move forward.

Abstract: A pull handle structure includes a carrier mounted on a first object, a pull handle movably assembled to the carrier, and a limiting section located on the pull handle for connecting to, interfering with or engaging with a second object. By operating the pull handle to move the carrier, the first object can be engaged with or separated from the second object. Therefore, the pull handle structure has the advantages of being securely lockable in place and operable in an easy, convenient, effortless and quick manner.

Abstract: A quick release connecting device includes an actuating retainer having an internal receiving space, at least one first push section and a retaining section for detachably engaging with a first object; a fixing member including a body portion movably associated with the receiving space and a pivot portion formed on the body portion for detachably connecting with a second object; pin connection means connecting the body portion to the receiving space for the actuating retainer and the fixing member to move relative to each other within a limited range; an elastic element having two ends pressed against an inner wall surface of the receiving space and the body portion to control the limited movement of the actuating retainer and the fixing member and return them to their original positions. With the quick release connecting device, two mating objects can be conveniently repeatedly connected to and separated from each other.

Abstract: A quick release connecting device includes an actuating retainer having an internal receiving space, at least one first push section and a retaining section for detachably engaging with a first object; a fixing member including a body portion movably associated with the receiving space and a pivot portion formed on the body portion for detachably connecting with a second object; pin connection means connecting the body portion to the receiving space for the actuating retainer and the fixing member to move relative to each other within a limited range; an elastic element having two ends pressed against an inner wall surface of the receiving space and the body portion to control the limited movement of the actuating retainer and the fixing member and return them to their original positions. With the quick release connecting device, two mating objects can be conveniently repeatedly connected to and separated from each other.

Abstract: A shock-absorbing device includes a first holding member, a second holding member movably assembled to the first holding member, and an elastic element disposed between the first and the second holding member with two ends of the elastic element pressing against the two holding members. With the elastic element, an elastic shock-absorbing space is defined between the first and the second holding member.

Abstract: A grooved rotatably fastening structure includes, in top-to-bottom sequence, a head, a shaft connected to the head, and a fastening portion connected to the shaft. The fastening portion has a first groove and a second groove. The first groove is concavely disposed on a lateral surface of the fastening portion and extends upward from a bottom of the fastening portion. The second groove is concavely disposed on the lateral surface of the fastening portion and extends from the first groove transversely or obliquely. The first groove and the second groove are in communication. The rotatably fastening structure enables users to connect two objects together quickly without compromising the structural strength of the two objects and is applicable to thin objects.

Abstract: A rotary motion structure comprises a limiting member and a rotating member. The limiting member defines a mounting portion; and the rotating member is rotatably provided on the limiting member and includes a shaft portion, which is provided through the mounting portion. Accordingly, the rotary motion structure described above is preferably applied to form a handle device having a positioning function, in which the rotating member is rotated relative to the limiting member so that the rotating member can have the positioning efficacy of automatic positioning, frictional positioning, temporary positioning, or fixed positioning.

Abstract: A rolling device, a package for rolling device and a rolling module are introduced. The rolling device includes a receiving seat defining a receiving recess, at least one secondary rolling member received in the receiving recess to contact with a surface of the receiving recess, a primary rolling member partially received in the receiving recess to contact with a surface of the at least one secondary rolling member, a coupling section connected to the receiving seat for coupling to an external object, and a stop section connected to the receiving seat and defining a stop opening, which has a size smaller than a maximum size of the primary rolling member.

Abstract: A lateral positioning device coupled to a first object to laterally engage or interfere with a second object. The lateral positioning device includes a body portion and positioning element. The body portion is coupled to the first object in a first direction and has a through hole which has therein a limiting portion and extends in a second direction, with an angle formed between the first and second directions. The positioning element is penetratingly disposed in the through hole and limited by the limiting portion to thereby move in the second direction. The positioning element has an engaging portion disposed on the first side of the limiting portion to allow the engaging portion to engage with the second object; a stopping portion disposed on the second side of the limiting portion; and a neck portion connecting with the engaging and stopping portions and passing through the limiting portion.

Abstract: A movable handle includes a movable member and a seat, both of which can be made of a plastic, a metal or a composite material. The movable member includes a main body and a bent portion. The main body can be bar-shaped, block-like, ball-shaped, wedge-shaped or in any other suitable shape, and the bent portion can be bent inward, outward or in any other direction relative to the main body. The main body of the movable member is movably assembled to the seat, and the seat is connected to a first object, such that the movable member is indirectly connected to the first object via the seat and can be turned or moved upward and downward or leftward and rightward on and relative to the first object.

Abstract: A pull-out aiding device is configured for mounting on an object, in which a corresponding apparatus is mounted. The pull-out aiding device includes a pulling member and a handle member. The pulling member includes a first pivot section and an abutting section for abutting against the corresponding apparatus to move the latter forward. The handle member includes a second pivot section and an operating section. The second pivot section is pivotally connected to the first pivot section, such that the handle member is turnable about the second pivot section relative to the pulling member and brings the latter to move forward.

Abstract: A fixing assembly and a fastener structure thereof are introduced. The fastener structure includes an engaging member and a mating member connected together. The fixing assembly includes a fastening member and the fastener structure. The fastening member includes sequentially connected head portion, assembling section and fastening section, while the assembling section is assembled to the engaging member. A method of assembling the fixing assembly is also introduced, according to which the engaging member is first connected to the mating member, the assembling section of the fastening member is then forced through an insertion-hole section of the engaging member to be assembled thereto, and finally, a first inner retaining section of the mating member is movably connected to an outer retaining section of a locating member, which is connected to a workpiece. Therefore, the fixing assembly and the fastener structure thereof have a simple structure and can be easily completed.

Abstract: A multisecuring component includes a penetrating securing body penetratingly secured to a third object and having an abutting protruding portion for abutting against the third object; and a first securing portion disposed on a side of the penetrating securing body to secure a first object, or a second securing portion disposed on another side of the penetrating securing body to secure a second object. Therefore, the multisecuring component secures multiple objects easily.

Abstract: A resilient fastener couples to a first object and fastened to a second object, including a body portion coupled to the first object and having a mounting portion; a resilient fastening portion integrally or compositely formed at the body portion and protruded from the body portion to get fastened to the second object; and an elastic portion disposed at the mounting portion and adapted to exert an elastic force on the resilient fastening portion pushed resiliently by the elastic portion when the resilient fastening portion is compressed. Accordingly, the resilient fastener penetrates the second object with the body portion such that the resilient fastening portion is quickly fastened to the second object.