Abstract:
An integrated computer and music keyboard module includes a key assembled base, on a first side of which a plurality of music keys are parallelly arranged. The key assembled base is provided on at least one lateral end with a connecting member for turnably connecting at least one extended module thereto. The extended module includes an extended key assembled base, on a first side of which a plurality of music keys are arranged, and on a second side of which a plurality of computer keys are arranged. When the extended module is turned about the connecting member to an extended position, a music keyboard is shown; and when the extended module is turned to a folded position, the computer keys are exposed to serve as a computer keyboard.
Abstract:
A projector having a built-in portable universal serial bus on the go (USB OTG), includes at least one built-in USB OTG chip and one USB OTG connection port, a display unit mounted to the projection device, and a portable memory medium having one end installed with a USB connection interface corresponding to the USB OTG connection port. Therefore, the projector is operative to perform brief projection directly without the connection to a main control computer system; or alternatively, to perform transmission of digital file, information for a main control terminal, MP3 transmission and reception, storage access control, and to play programs for MP3 and digital audio/video programs directly.
Abstract:
A wheel rim includes an outer rim member having a serrated surface formed in each of two side portions and defined by one or more recesses and one or more bulges, an inner rim member for attaching to an inner peripheral portion of the outer rim member and having two peripheral flanges for engaging with and for securing to the side portions of the outer rim member with an adhesive material. The inner rim member is preferably made of synthetic materials, and the outer rim member is preferably made of metal materials. The outer rim member includes a peripheral shoulder formed in each of the side portions for engaging with and for anchoring the peripheral flanges of the inner rim member.
Abstract:
A system for real-time identifying and recording laser manuscript, having a hand-held control unit having at least an indication control key and a marking control key, a central processing device having a receiving control device, an image extraction device connected to the central processing device, a projection device connected to the central processing device, and a display device positioned with respect to the projection device.
Abstract:
A page scrolling control device and method for window, using a device having a control module operative to switch and scroll window pages expressly, such that the user can perform real-time switch under whole-page mode, single-line mode or scaling display mode for an activated data display window. Thereby, the users can easily and quickly perform control the scroll control to perform whole page, single-line and scaling scroll of the page.
Abstract:
A method and an apparatus for fast delivering an electronic mail via a message transceiver, such as cellular phones, personal data assistants and remote controls connected to a network. By pressing a shortcut key in electrical connection with an internal circuit of the message transceiver, the e-mail window is opened immediately. When the message transceiver is operating in the e-mail window, the shortcut key operates as a function key for inputting the symbol @, such that the user can easily input the e-mail address as desired.
Abstract:
A system and method of interactive access control for a computer device is provided, applicable to an environment where a computer is shared by a plurality of users through user control units. The computer stores all the identification code, corresponding icons, and default access rights setting of all the user control units. When the computer detects a user requests for access to the computer, the computer displays the corresponding icon as a cursor on the monitor and allows the user to access the computer under the default access rights setting, all according to the identification code of the requesting user control unit.
Abstract:
A portable device capable of storing data and receiving signals is provided. The portable device includes a connecting interface, an access circuit for implementing read or write commands, a memory device electrically connected to the access circuit for storing data, wherein the memory device receives the read or write commands from the access circuit, a receiving circuit for receiving a radio signal, and a control circuit electrically connected to the connecting interface. The control circuit controls the read or write commands and receives the radio signal transferred from the receiving circuit The control circuit transfers data through the connecting interface.
Abstract:
An exhaust pipe for motor vehicle muffler having a plurality of muffling holes arranged over the periphery, a partially perforated conical tube suspended on the inside and axially extended from the exhaust gas input end thereof for accelerating exhaust gas passing through, and a plurality of spiral portions formed integal with the periphery thereof and spaced around the conical tube for turning exhaust gas escaped from peripheral through holes on the conical tube into a spiral flow.
Abstract:
A twin muffler includes two muffling units connected in parallel to the exhaust post of an engine through a manifold, each muffling unit having a front accumulation chamber, a rear accumulation chamber, a perforated inner tube connected between the front and rear accumulation chambers, the perforated inner tube having a twisted middle section for causing exhaust gas to form a spiral flow, an internally tapered guide tube adapted to guide exhaust air from the perforated inner tube to the rear accumulation chamber, and a hopper-like exhaust endpiece adapted to guide exhaust gas out of the rear accumulation chamber.