Abstract: A method includes providing a substrate having a surface such that a first hard mask layer is formed over the surface and a second hard mask layer is formed over the first hard mask layer, forming a first pattern in the second hard mask layer, where the first pattern includes a first mandrel oriented lengthwise in a first direction and a second mandrel oriented lengthwise in a second direction different from the first direction, and where the first mandrel has a top surface, a first sidewall, and a second sidewall opposite to the first sidewall, and depositing a material towards the first mandrel and the second mandrel such that a layer of the material is formed on the top surface and the first sidewall but not the second sidewall of the first mandrel.

Abstract: A buckle structure for a seat belt of a vehicle contains: a body, a rotation member, a locking device, and multiple buckles. The body includes a fixing mount and a cover, the fixing mount includes multiple grooves, each of which is defined between any two adjacent of multiple protrusions. The rotation member is mounted on the cover, and the locking device is defined between the fixing mount and the cover. The locking device includes a central shaft and an actuation sheet, and the central shaft has two opposite semicircular columns. The actuation sheet has an aperture, a hollow pillar, and multiple openings, wherein the hollow pillar has two opposite semicircular cutouts, an arcuately concave channel, two release tabs, and two symmetrical sliding channels. A first end of each buckle is connected with the seat belt, and a second end of each buckle has a connection head with a hole.

Abstract: A buckle structure for a safety belt contains: a base, a cover, a locking device, and a rotating member. The base includes plural retaining grooves, each having a slot. The cover includes an accommodating chamber, and the locking device includes a fixing blot, plural movable bolts, a first spring, a driving piece, a rotary shaft, and a positioning disc. The driving piece has a central hole, a hollow post, and plural gaps. The rotary shaft has two opposite tabs, and the positioning disc has plural orifices. The rotating member is disposed on the cover and connects with the locking device. The elastic member has a sliding block and a resilient element, the sliding block has a notch for inserting a first end of the resilient element, and a second end of the resilient element abuts against an inner end of the slot, wherein the rotary shaft has a peripheral rib.

Abstract: An adjustable positioning structure of a shaft member contains an inner tube including a plane having plural holes, an outer tube including a cutout to receive the inner tube, an adjustable positioning device including a fixing seat, and a retaining block formed in a twisted piece shape and axially defined between two extending sides of the fixing seat. The retaining block includes a pressing portion and a bore fixed on one end thereof, and includes a lock tab extending outward from another end thereof. A stop switch is covered by the fixing seat and includes a shoulder to be inserted in the bore to stop the retaining block to be pressed and to operate. An resilient element is defined between the retaining block, and the stop switch to contact with the retaining block, so that the lock tab is retained in one of the holes.

Abstract: An adjustable positioning structure of a shaft member contains an inner tube including a plane having plural holes, an outer tube including a cutout to receive the inner tube, an adjustable positioning device including a fixing seat including two extending sides, a retaining block formed in a twisted piece shape and axially defined between the two extending sides of the fixing seat, including a pressing portion and a bore fixed on one end thereof, and including a lock tab extending outward from another end thereof, a stop switch covered to the fixing seat and including a shoulder to be inserted in the bore so as to stop the retaining block to be pressed and to operate, an resilient element defined between the retaining block and the stop switch to contact with the retaining block so that the lock tab is retained in one suitable of the holes.

Abstract: A multi-function vehicle-carrying frame includes a chassis, a positioning frame, a connecting rod, two first clasping poles, two second clasping poles, two third clasping poles and a support. The chassis is U-shaped. The positioning frame is reverse U-shaped and inserted into the chassis. An adjustable clipping post is disposed on a top tube of the positioning frame, and both lateral pipes are locked with a movable buffer cushion. The connecting rod is fixed between the lateral pipes of the positioning frame. The first clasping poles are pivotally connected to the lateral pipes of the positioning frame, the second clasping poles are connected to the lateral pipes of the first clasping pole or the positioning frame, and the third clasping poles are connected to the ends of the connecting rod. The support is connected to the lateral pipes of the positioning frame. Thereby, the multi-function vehicle-carrying frame is stable and practical.

Abstract: A locking structure for helmets comprises a body including an arcuate groove disposed on a bottom surface thereof, an arcuate engaging member fixed on a motorcycle, the body further including a receiving hole formed on one side thereof for receiving a lock core, one distal end of the lock core being locked to a fixing member, wherein the fixing member includes a foot extending from one side thereof and a slot to receive a resilient element, the body further includes a coupling projection and an inserting bore which are pivotally connected with a U-shaped hook member by using a shaft, the groove of the body includes an elastic piece positioned therein to correspond to the inserting bore.

Abstract: A tie down apparatus comprising a base, a biasing element, a torsion spring, and a shaft, wherein the base is die cast or plastic rejection molded and includes two side plates disposed on two sides thereof respectively, and between one ends of the side plates is mounted an engaging pillar, between another ends of the side plates is fixed a retaining member, between middle sections of the side plates is secured an abutting shank, the biasing element matches with the torsion spring and is axially fixed between the two side plates of the base by using the shaft, and is die cast or plastic rejection molded, and includes a contacting portion having a pressing piece extending from one side thereof, thereby cooling quickly after die casting or plastic rejection molding process to lower production time and cost, and enabling to decrease production material and cost.

Abstract: A bike carrying rack for an automobile includes a base frame, a support rack, and a pivot mechanism pivotally mounted between the base frame and the support rack and including two first rotation disks each provided with a first engaging face, and two second rotation disks each provided with a second engaging face detachably engaged with the first engaging face of the respective first rotation disk. Thus, the angle between the base frame and the support rack can be adjusted by the elastic effect of the base frame without needing to provide a spring, thereby simplifying the construction of the bike carrying rack.

Abstract: A multi-function vehicle-carrying frame comprises a chassis, a positioning frame, a connecting rod, two first clasping poles, two second clasping poles, two third clasping poles and a support. The chassis is U-shaped, the positioning frame is reverse U-shaped being inserted into the chassis, an adjustable clipping post is disposed on a top tube of the positioning frame, and both lateral pipes are locked with a movable buffer cushion. The connecting rod is fixed between the lateral pipes of the positioning frame. The first clasping poles are pivotally connected to the lateral pipes of the positioning frame, the second clasping poles are connected to the lateral pipes of the first clasping pole or the positioning frame, and the third clasping poles are connected to the ends of the connecting rod. The support is connected to the lateral pipes of the positioning frame. Thereby, the present invention is stable and practical.

Abstract: A bike carrying rack for use with a wheeled vehicle includes a main frame, a mounting member mounted on the main frame and has two ends each movably mounted in a respective one of the first mounting tube and the second mounting tube of the main frame, and two support members each rotatably mounted on a respective one of the first upright tube and the upright tube of the link of the main frame. Thus, the bike carrying rack is both available for the back tire located at the right side and the left side of the rear portion of the wheeled vehicle, thereby enhancing the versatility of the bike carrying rack.

Abstract: The present invention is to provide an auxiliary pedal structure for a vehicle tire, comprises a spanning element, two vertical shafts, a pedal, two first connecting members and two second connecting members, wherein the spanning element is a metal tube with the shape like a reverse U for be spanned on the tire of vehicle. The vertical poles are pivoted with the spanning element by the first connecting members so as to abut against the outer surface of the vehicle tire, and the pedal is pivoted with the vertical poles by the second connecting members. By such arrangement, the auxiliary pedal structure can be mounted on the vehicle tire easily for the user to sit or to step onto the vehicle, and the width of the spanning element and the height of the pedal can be adjusted according to the user's requirements.

Abstract: A bike rack includes two main arms, two links, and a locking mechanism. The locking mechanism includes a first pivot member pivotally mounted on a first main arm, a second pivot member pivotally mounted on a second main arm and pivotally connected with the first pivot member, and a control handle secured to the second pivot member to drive the locking mechanism to expand and fold the two main arms. Thus, the control handle is held by a user' one hand to operate the locking mechanism so as to lock and unlock the bike rack, thereby facilitating the user mounting and detaching the bike rack.

Abstract: A positioning device for a rack on the rear of a vehicle thereof, comprising a main body, two clipping blocks, a tightening assembly and a connecting tube. The main body including a positioning base that connected to a connecting base in the lower side of the positioning base thereof, the clipping blocks are mounted the lower side of the connecting base oppositely, the tightening assembly is provided for tightening the clipping blocks to be clipped the ball so as to rotated pivotally and the connecting tube is positioned to the positioning base of the main body for inserting the bike rack, the bike rack can be pivotally rotated to be creating a horizontal structure for carrying goods, thus providing for carrying goods by cooperating with a shelf, which is very practical.

Abstract: A bike rack includes two main arms, two links, and a locking mechanism. The locking mechanism includes a first pivot member pivotally mounted on a first main arm, a second pivot member pivotally mounted on a second main arm and pivotally connected with the first pivot member, and a control handle secured to the second pivot member to drive the locking mechanism to expand and fold the two main arms. Thus, the control handle is held by a user’ one hand to operate the locking mechanism so as to lock and unlock the bike rack, thereby facilitating the user mounting and detaching the bike rack.

Abstract: A bike carrying rack for an automobile includes a base frame, a support rack, and a pivot mechanism pivotally mounted between the base frame and the support rack and including two first rotation disks each provided with a first engaging face, and two second rotation disks each provided with a second engaging face detachably engaged with the first engaging face of the respective first rotation disk. Thus, the angle between the base frame and the support rack can be adjusted by the elastic effect of the base frame without needing to provide a spring, thereby simplifying the construction of the bike carrying rack.

Abstract: A bike carrying rack for use with a wheeled vehicle includes a main frame, a mounting member mounted on the main frame and has two ends each movably mounted in a respective one of the first mounting tube and the second mounting tube of the main frame, and two support members each rotatably mounted on a respective one of the first upright tube and the upright tube of the link of the main frame. Thus, the bike carrying rack is both available for the back tire located at the right side and the left side of the rear portion of the wheeled vehicle, thereby enhancing the versatility of the bike carrying rack.