Abstract: A reduction gear device includes a mounting bracket, a drive gear, a first slave gear mounted on an inner side of the mounting panel, a second slave gear mounted on the inner side, and a first pivot shaft. The mounting bracket includes a mounting panel, and the mounting panel defines a first through hole. The first slave gear defines a first pivot hole. The second slave gear includes a second great gear portion and a second small gear portion. The second small gear portion engages with the first slave gear. The first pivot shaft includes a first head portion and a first neck portion. The first neck portion passes through the first through hole and the first pivot hole. The drive gear drives the second slave gear to rotate to drive the first slave gear to rotate.

Abstract: A bracket includes a side plate and a retaining member. The retaining member is located on the side plate. A receiving space is defined in the retaining member for receiving a cable. The retaining member includes a bent portion and a retaining portion. The bend portion is substantially parallel to the side plate. The retaining portion is located at an end of the bent portion.

Abstract: A vending machine includes a rack, a pair of slides, and a tray. A first slideway and a second slideway are defined in each of the pair of slides. The first slideway communicates with the second slideway. A stop tab is located in the second slideway. The tray is movable along the pair of slides. The tray includes a block tab and an end post. The end post is movable from the first slideway to the second slideway. In the first slideway, the end post and the block tab are restricted, and the tray is substantially horizontal. In the second slideway, the stop tab blocks the block tab, the end post is lift up by the tray, and the tray is oblique.

Abstract: A vending machine with reliable delivery of a bought item of goods includes a cabinet, a motor secured in the cabinet, a helical element, and a pressing member secured to the cabinet. The cabinet includes a bottom plate. A first end of the helical element is secured to the motor and is rotated by the motor. A gap is defined between the pressing member and the bottom plate to allow free rotation of the helical element thereunder. The pressing member is located within and above some coils of the helical element to carry items of goods being bought and ensures that no bought items of goods are snagged or caught by the second end of the helical element as it rotates helical element.

Abstract: A product tray includes a tray body and two rotating device. The tray body includes a bottom panel and two mounting portions extending from the bottom panel. Each of the rotating devices includes a pivot shaft mounted to one of the two mounting portions, a roller, and an engaging member. The pivot shaft defines an engaging slot. The roller includes a roller body and a flange extending from the roller body. The roller body defines a pivot hole. The flange defines a cutout. The pivot shaft is received in the pivot hole. The engaging member is placed in the flange via the cutout and to engage in the engaging slot to prevent the roller body from moving along a direction substantially parallel to the pivot shaft.

Abstract: A vending machine includes a rack, a number of goods carrying modules, a rail, and at least one blocking member. The number of goods carrying modules is located in the rack. The number of goods carrying modules is removable from the rack. The rail is fixed to the rack. At least one guiding slot is defined in the rail. At least one blocking member is slidable along the guiding slot. The blocking member blocks at least one of the number of goods carrying modules from being removed out of the rack.

Abstract: A vending machine includes a change cabinet, a guiding duct, and a guiding member. The change cabinet stores a plurality of coins. The change cabinet includes a bottom wall. The bottom wall defines an output opening. The guiding duct includes a bottom panel and two side panels extending from the bottom panel. The guiding member is mounted between the two side panels. The guiding member includes a guiding panel body. The change cabinet is mounted on the guiding duct to enable the output opening to be located between the two side panels. There is an acute angle defined between the guiding panel body and the bottom wall to guide a coin from the output opening to move to the bottom panel.

Abstract: A vending machine includes a rack and a door. The rack includes a supporting board. The door is pivotably attached to the rack. The door includes a door panel, a bracket, and a supporting member. The bracket is located on the door panel. The supporting member is mounted to the bracket. The supporting member protrudes from a bottom surface of the door panel. The bottom surface is substantially parallel to the supporting board. When the door is closed relative to the rack, the supporting member abuts the supporting board.

Abstract: A vending machine with selectable internal heating and internal cooling functions includes a cabinet and a heat transmitting system. The cabinet includes a heat source and a goods storage space. The heat transmitting system includes a first air inlet tube, a second air inlet tube, an air outlet tube, and a gas valve. The first air inlet tube connects the heat source to the gas valve. The second air inlet tube connects the goods storage space to the gas valve. The air outlet tube connects the gas valve to the outside of the vending machine. The gas valve can connect the first gas inlet tube to the second gas inlet tube to heat the goods storage space using heat generated by the heat source, or can connect the first gas inlet tube to the gas outlet tube to dissipate heat generated by the heat source.

Abstract: A mounting apparatus for the storage of merchandise in a vending machine includes a base plate, and a number of goods channels for mounting on the base plate. The base plate defines two first slots. Each of the two first slots includes a first opening and a second opening. Each of the goods channels includes a first hook and a second hook and a number of complementary openings and slots to allow each channel to be secured on the base plate against both horizontal and vertical movement, without the use of screws or rivets.

Abstract: An electronic device rack includes a first support leg, a second support leg substantially parallel to the first support leg, and a mounting member mounted between the first support leg and the second support leg, without the use of screws. The first support leg defines a plurality of latching holes and a plurality of installation holes. The mounting member includes a member body, a first latching tab extending from the member body, and a protrusion extending from the member body. The latching tab is engaged in two adjacent latching holes to prevent the mounting member from moving along a first direction substantially perpendicular to the first support leg. The resilient piece is engaged in one of the plurality of latching holes to prevent the mounting member from moving a third direction opposite to the second direction.

Abstract: A dispensing device for a vending machine includes an installation member, a goods channel module, and a locking assembly. The goods channel module is slidably secured to the installation member. The locking assembly is secured to the goods channel module and includes a sliding member. The sliding member is slidable into the installation member to lock the installation member to the goods channel module. The sliding member is further slidable out of the installation member, allowing the installation member to be removed from the goods channel module.

Abstract: An automatic vending machine able to store and dispense merchandise of different heights includes a cabinet and a door. The cabinet includes a cabinet body and defines a first latching hole and a second latching hole. The door includes door body and a hook located on the door body. The door is rotatable relative to the two side plates between a first position, where the hook is engaged in the first latching hole, and the door body is perpendicular to the two side plates to block a first taller product and a second position, where the hook is engaged in the second latching hole, and an acute angle is defined between the door body and each of the two side plates to block a second shorter product.

Abstract: A dispensing device includes a bracket, a base, a tray, a blocking plate, and a jacking member. The tray holds the base to keep a plurality of products on the base. The tray is rotatable to release the base, allowing one item of the products to drop down from the base. The bracket includes a first mounting plate, a first limiting piece extending from the first mounting plate, a second mounting plate, and a second limiting piece extending from the second mounting plate. The first limiting piece defines a first cutout, the second limiting piece defines a second cutout, and the first cutout and the second cutout cooperatively form a receiving hole rotatably receiving the receiving hole therein.

Abstract: A dispensing device includes a bracket, a base, and a tray. The base is rotatably mounted to the bracket and rotatable about a horizontal axis. A product may be placed on the base. The tray is located beneath the base and rotatable about a vertical axis. When the tray is rotated about the vertical axis to a first position, the tray supports the base thereby preventing the product from dropping down from the base. When the tray is rotated about the vertical axis to a second position, the tray releases the base, allowing the base to rotate about the horizontal axis and allowing the product to drop down from the base under the action of the gravity.

Abstract: An automatic vending machine includes a chassis and a switch module. The chassis includes a bottom plate. The bottom plate defines four latching holes, and a protrusion being located on the bottom plate. The installation bracket includes an installation board, four latching tabs and a knob. The four latching tabs and the knob are located on the installation board. Each of the four latching tabs is engaged in each of the four latching holes, to prevent the switch module from moving along a first direction, and the knob is engaged with the protrusion, to prevent to the switch module from moving along a second direction opposite to the first direction so that the switch module is assembled to the chassis without screws.

Abstract: A dispensing device for a vending machine includes at least one bracket, base, tray, blocking plate, and jacking member. A plurality of trays holds a plurality of bases level, one item of products being kept on one level base. The tray is rotatable to release the base, allowing only one item of products to drop down by gravity for the customer, and the jacking member is rotated out of the bracket with the tray to rotate the first blocking plate to hold the remaining and unpurchased products on their respective bases.

Abstract: An electronic device enclosure includes a rear plate defining a through hole, a side plate having a hook, a clipping device, and a rotating device. The clipping device includes a clipping member and a first resilient member. The clipping member may slide relative to the rear plate between a lock position and an unlock position. When the clipping member is located in the clock position, the hook is engaged in the through hole. When the clipping member is located in the unlock position, the hook is disengaged from the through hole. The rotating device is rotatably coupled to the side plate and may drive the clipping member to slide from the lock position to the unlock position. The first resilient member may drive the clipping member to slide from the unlock position to the lock position.

Abstract: A computer case includes a main body and a sidewall assembled to the main body. The main body includes a bottom plate and two side plates extending upwardly from two opposite edges of the bottom plate. Each side plate includes a positioning portion, and a latching part defined on the positioning portion. The side plate adjacent to the latching part also includes a sliding groove. The latching part and the sliding groove are used for securing different kinds of side plates respectively.

Abstract: A supporting apparatus includes a base member, a securing assembly secured to the base member, and a supporting assembly secured to the securing assembly. The supporting assembly includes a slid-way module and a bracket. The bracket is secured to the slid-way module and supports a monitor. The slid-way module includes a main body and an adjusting member. The main body includes two guiding ways and a sliding portion. The sliding portion is slidably engaged between the two guiding ways. The adjusting member includes a holding portion located between the sliding portion and the two guiding way, a resilient piece, and a controlling portion rotatably installed on the holding portion. The resilient piece is located between the holding portion and the controlling portion. The controlling portion is rotatable to deform the resilient piece to adjust friction force between the holding portion and the two guiding ways.