Abstract: A clamping device for a bicycle rack includes a first clamp and a second clamp respective formed to two ends of a shaft. The first clamp is secured to an upright frame of a bicycle rack, and the second clamp clamps a bicycle top tube or seat tube. The first clamp is a C-shaped clamp and includes a first part and a second part which is pivotably connected to the first part. A restraining hole is formed when the first part is pivoted toward second part. A locking member is pivotably connected to the second part and has a protrusion. The first part has a notch. When the locking member is pivoted to engage the protrusion with the notch, the first part is restricted from being pivoted away from the second part so as to securely restrain the upright frame of the bicycle rack in the restraining hole.

Abstract: A method for manufacturing a locking arm of a carrier connecting rod includes four steps to press a metal sheet via a first stamping die and a second stamping die to form the metal sheet to include a front section, a bent middle section and a rear section. A stopper is formed to the front section, and a recessed area is formed to one side of the bent middle section. A positioning hole is defined through a center of the recessed area. A guide surface is formed to the bent middle section opposite to the recessed area. The locking arm is pivotably connected to the extendable tube of the carrier connecting rod, and the protrusion of the spring member in the extendable tube is guided by the guide surface to be retractably engaged with the positioning hole. The locking arm is manufactured at low cost and has better structural strength.

Abstract: A bicycle retractable bicycle cross bar adaptor includes a bar having a first tube, a second tube and a control unit. The first tube has a first connection end and the second tube has a second connection end which is movably inserted into the first connection end. The second tube includes multiple holes. The control unit includes an inner part, a switch and a sleeve. A switch is pivotably connected to the inner part and the sleeve is mounted to the inner part and the switch. The sleeve includes a flexible tongue to pivot the switch. The switch includes a rod on one end thereof. When the switch is pivoted, the rod is inserted into one of the holes of the second tube to set the length of the bar. When the rod is removed from the hole, the second tube is moved relative to the first tube.

Abstract: A clamping device for a bicycle rack includes a first clamp and a second clamp respective formed to two ends of a shaft. The first clamp is secured to an upright frame of a bicycle rack, and the second clamp clamps a bicycle top tube or seat tube. The first clamp is a C-shaped clamp and includes a first part and a second part which is pivotably connected to the first part. A restraining hole is formed when the first part is pivoted toward second part. A locking member is pivotably connected to the second part and has a protrusion. The first part has a notch. When the locking member is pivoted to engage the protrusion with the notch, the first part is restricted from being pivoted away from the second part so as to securely restrain the upright frame of the bicycle rack in the restraining hole.

Abstract: An adaptor bar includes a retractable tube unit. Two end parts are respectively connected to two respective ends of the tube unit. Two C-shaped hooks are respectively fixed to the two ends of the tube unit. Each hook includes a first connection portion. Two plates are respectively connected to the two end parts. Each plate includes a first section, a second section and a third section. The second section is formed inclinedly between the first and third sections. The third section of each plate is fixed to the end part corresponding thereto. The first section of each plate is removably engaged with the first connection portion of the hook by sliding the end part. The first section includes a first recess and a second recess. The second recess is located close to the second section and includes a recessed reinforcement which reinforces a portion between the first and second sections.

Abstract: A foldable bicycle rack includes a base attached to a vehicle, and a Platform onto which two supports are connected. The Platform includes two posts connected thereto and each post includes a restriction part formed thereto. The supports each include two trays to respectively support a front wheel and a rear wheel of a bicycle. An upright frame includes two tubes which are pivotably connected to the two restriction parts of the two posts, so that the upright frame is pivotably folded toward the supports. Two quick-releases are respectively connected to the two tubes so as to securely position each tube between the quick-release and the restriction part corresponding thereto.

Abstract: A bike rack includes a base and a bike rack. The base is connected to a vehicle and the bike rack is foldably connected to the base. The bike rack includes two sets of supports for supporting and securing the bike front wheel and the bike rear wheel. A locking unit is connected to each support and includes a hooking member. By pressing a pressing end of the hooking member, the bike rack is easily folded or expanded relative to the base.

Abstract: A bicycle cross bar adaptor includes a first tube, a second tube and a control unit. The control unit is located between the first and second tubes. Each of the first and second tubes has a hook connected thereto. The second tube has a groove defined axially in an outer surface thereof. The control unit includes a collar in which the first and second tubes are slidably inserted with each other. A hole is defined through the wall of the collar and a block is located in the hole. A block is located in the hole and removably engaged with the groove. A lever is pivotably connected to the collar and has a cam portion to perform as a quick-release to position the block in the groove or away from the groove to adjust the second tube relative to the first sleeve.

Abstract: A bicycle retractable bicycle cross bar adaptor includes a bar having a first tube, a second tube and a control unit. The first tube has a first connection end and the second tube has a second connection end which is movably inserted into the first connection end. The second tube includes multiple holes. The control unit includes an inner part, a switch and a sleeve. A switch is pivotably connected to the inner part and the sleeve is mounted to the inner part and the switch. The sleeve includes a flexible tongue to pivot the switch. The switch includes a rod on one end thereof. When the switch is pivoted, the rod is inserted into one of the holes of the second tube to set the length of the bar. When the rod is removed from the hole, the second tube is moved relative to the first tube.

Abstract: A bicycle retractable bicycle cross bar adaptor includes a bar having a first tube, a second tube and a control unit. The first tube has a first connection end and the second tube has a second connection end. The control unit includes a first part and a second part. The first part includes a head on the first end thereof, outer threads formed to the outer surface of the first part, and multiple plates extending from the second end of the first parts. The second connection end is slidably inserted into the first connection end in the first part. The second part is rotatably and movably mounted to the first part to press the plates to clamp the second tube to secure the second tube, or to release the plates so that the second tube is movable relative to the first tube.

Abstract: A clamping device for connecting a bicycle rack to a bicycle includes a first clamp, a second clamp and a bar. Two ends of the bar respectively extend through the first and second parts. The second clamp includes a first part and a second part. The second part includes a first engaging portion formed to the outside thereof. The first engaging portion includes a recess and multiple first teeth formed to the inner periphery of the recess. A block is partially engaged with the recess and connected to a connection end of one of the two ends of the bar that protrudes beyond the second part. The block includes a second engaging portion which is engaged with the recess and includes second teeth which are engaged with the first teeth so that the block is not freely rotated relative to the second clamp.

Abstract: A bike rack includes a base and a bike rack. The base is connected to a vehicle and the bike rack is foldably connected to the base. The bike rack includes two sets of supports for supporting and securing the bike front wheel and the bike rear wheel. A locking unit is connected to each support and includes a hooking member. By pressing a pressing end of the hooking member, the bike rack is easily folded or expanded relative to the base.

Abstract: A bike carrier assembly includes a connection unit that has a connector to be connected to a vehicle, and an adaptor that is connected to the connection unit and includes multiple first holes. A bike carrier and a shelf are selectively connected to the adaptor. The bike carrier includes multiple second holes, and the shelf includes multiple third holes. Multiple locking members extend through the second holes or the third holes and the first holes to connect the bike carrier or the shelf to the adapter. An extension is selectively connected to the adaptor so as to be connected with another bike carrier or another shelf.

Abstract: An urging device for a bicycle rack and a vehicle receiver tube is located in the connection tube of the bicycle rack which includes two openings formed through a corner of the rectangular cross section of the connection tube. The vehicle receiver tube is mounted to the connection tube. The urging device includes a body which includes two slots, and two cams are located in the two slots and partially protrude through the two slots respectively. A bolt threads through the receiver tube, the connection tube, and threadedly extends through the body and the block. When the bolt rotates, the block moves to push the body, and the two cams contact against inside of the receiver tube to secure the connection between the connection tube and the receiver tube.

Abstract: An urging device for a bicycle rack and a vehicle receiver tube is located in the connection tube of the bicycle rack which includes two openings formed through a corner of the rectangular cross section of the connection tube. The vehicle receiver tube is mounted to the connection tube. The urging device includes a body which includes two slots, and two cams are located in the two slots and partially protrude through the two slots respectively. A bolt threads through the receiver tube, the connection tube, and threadedly extends through the body and the block. When the bolt rotates, the block moves to push the body, and the two cams contact against inside of the receiver tube to secure the connection between the connection tube and the receiver tube.

Abstract: An adaptor bar includes a retractable tube unit. Two end parts are respectively connected to two respective ends of the tube unit. Two C-shaped hooks are respectively fixed to the two ends of the tube unit. Each hook includes a first connection portion. Two plates are respectively connected to the two end parts. Each plate includes a first section, a second section and a third section. The second section is formed inclinedly between the first and third sections. The third section of each plate is fixed to the end part corresponding thereto. The first section of each plate is removably engaged with the first connection portion of the hook by sliding the end part. The first section includes a first recess and a second recess. The second recess is located close to the second section and includes a recessed reinforcement which reinforces a portion between the first and second sections.

Abstract: A rack assembly configured to carry a load includes a frame unit, a support unit, and a securing unit. The support unit is coupled to the frame unit and is configured to support the load thereon. The securing unit is coupled to the frame unit, is configured to secure the load thereto, and includes a first base, a second base, a first leg, and a second leg. The second base has a length greater than a distance between first and second ends of the first base. The first leg interconnects the first end of the first base and the second base. The second leg interconnects the second end of the first base and the second base.