Abstract: An implementation of a system disclosed herein provides an apparatus, comprising a system on chip, wherein the system on chip is configured to receive a sleep command from a host and in response to the sleep command, calculate a primary checksum of a block of data from a low latency memory such as a tightly coupled memory (TCM), copy the primary checksum and the block of data into a volatile storage media, preserve interface variables of the system on chip in the volatile storage media, operate the volatile storage media in a self-refresh mode, and shut down power to other components on the system on chip.

Abstract: A system and an apparatus for guiding an instrument may be provided, the apparatus comprising a main body; a holding member for holding an instrument, the holding member coupled to the main body; and one or more actuating members configured to effect movement of the holding member such that said movement of the holding member is capable of providing rotational movement of an instrument about a pivot point external the apparatus. The holding member may preferably be configured to co-operate with a compliance device, said compliance device capable of holding the instrument.

Abstract: The invention relates to a cylinder cover for a cylinder of a piston mechanism. In certain embodiments, the cylinder cover includes a cylinder cover body, a valve plate, and a one-directional valve. The cylinder cover body has an exhaust port, and an oil intake. The exhaust port and oil intake are disposed on outer circumference of the cylinder cover body. The one directional oil valve is formed by a compression spring and a ball. An inner end of the oil intake is connected to the compression spring through the ball and the ball is disposed between one end of the compression spring and the inner end of the oil intake. The valve plate is retained on an inner wall of the cylinder cover body by a retaining nut. The cylinder cover further has an auxiliary heating rod inside cylinder cover body for pre-heating cylinder cover to a predetermined temperature.

Abstract: The present invention relates to a steam powered nailing gun. In certain embodiments, the steam powered nailing gun includes a handle, a casing, a high pressure water pump, a piston mechanism, a nailing gun base, and a nail magazine. The piston mechanism is connected to the casing. One end of the piston mechanism is connected to the high pressure water pump, and another end is connected to nailing gun base. The nail magazine is disposed at a position corresponding to piston mechanism on the nailing gun base. A phase transition thermal storage device and a steam power generator are positioned inside casing having steam power generator inside phase transition thermal storage device. The steam power generator is connected to high pressure water pump and piston mechanism. The high pressure water pump is further connected to a water supply device 11 on the handle through a second water supply pipe.

Abstract: The present invention relates to a phase transition heat storage device. In certain embodiments, the phase transition heat storage device includes a housing, a phase transition material body, a plurality of heating devices, a temperature sensor, and a temperature controller. The phase transition material body is disposed inside the housing. The heating devices enter the housing and are implanted inside the phase transition material body. The temperature sensor has a first end and a second end. The temperature controller is disposed outside of the housing. The first end of the temperature sensor is disposed inside the phase transition material body, and the second end of the temperature sensor is connected to the temperature controller through a first wire. The heating devices are connected to the temperature controller through a second wire. The present invention also relates to a steam powered nailing gun having a phase transition heat storage device.

Abstract: The invention relates to a high pressure water pump and a steam powered nailing gun having the high pressure water pump. In certain embodiments, high pressure water pump includes: an upper pump body, a lower pump body, a water discharge valve, a water intake valve, a plunger, a guide sleeve, a hammering cap, an adjustment knob, and an evacuation valve. Both upper and lower pump body are connected by connecting bolts. A sealing ring is disposed between upper and lower pump body and a sealing element is disposed between the upper pump body and plunger. Plunger is sheathed in upper pump body. The hammering cap is threadedly connected to the plunger. The adjustment knob is connected to an upper end of upper pump body. The hammering cap is moveably connected to the adjustment knob through the plunger. A plunger reset spring is disposed between hammering cap and adjustment knob.

Abstract: The present invention relates to a spring reset device for a piston mechanism. In certain embodiments, the spring reset device includes: a connecting plate, a pull rod, a plurality of reset springs, and a plurality of brackets. The connecting plate has a plurality of connecting pins. Each of the reset springs has a first end, and a second end. Each of the brackets has a connecting pin. The spring reset device is positioned on a top end of a piston body. The piston body includes a piston cylinder body, a piston plate, a piston rod, and a cylinder cover. A lower side of the piston plate is connected to the piston rod through a thread. First end of each of reset springs is rotatably connected to a hook portion of connecting plate. Second end of each of reset springs is rotatably connected a hook portion of a corresponding bracket.

Abstract: A comb plate-comb plate carrier assembly for an escalator is disposed on an upper and lower head and mounted to the truss of the escalator. A comb plate and a pair of comb plate carriers for carrying the comb plate are included. The assembly is provided with at least one of: a guide rail bracket fastened to the comb plate carrier and used to fix a guide rail for the handrail belt; a supporting bracket fastened to the comb plate carrier and used to support an end of a handrail return-sheave curve fastened to the truss; a comb plate height adjuster; a monitoring device for monitoring the horizontal displacement and upward displacement of the comb plate. A combination structure includes a lifting tool and the assembly in an assembled condition, the lifting tool includes a traverse rod and a longitudinal suspending member.

Abstract: The present invention discloses a saturated water explosive device, including a water intake pipe, a flow splitter for splitting a high-pressure liquid, a flow baffle for baffling the high-pressure liquid, a heat receiver having a cavity defined inside, a pillar connected with the heat receiver by a micro-channel wherein the high-pressure liquid is heated to be high-temperature saturated water, and a heat source for heating the cavity. High-pressure water is heated to produce high-temperature high-pressure saturated water, and then by using the saturated water explosive device of the present invention, the produced high-temperature high-pressure saturated water instantaneously explodes as being heated, and a high-temperature high-pressure steam flow is produced due to rapid vaporization, and expansion and is used as a power source.

Abstract: An energy adjustor coupled between a fuel cell group and a secondary battery group is disclosed. A load is coupled to the secondary battery group in parallel. The energy adjustor includes a boost regulation module, a drop regulation module, a detecting module and a control module. The boost regulation module boosts an output voltage of the fuel cell group to generate a first adjustment voltage according to a first control signal. The drop regulation module drops the first adjustment voltage to generate a second adjustment voltage to the load according to a second control signal. The detecting module detects at least one of the fuel cell group, the boost regulation module, the drop regulation module and the load to generate a detection result. The control module generates the first and the second control signals according to the detection result.

Abstract: A comb plate-comb plate carrier assembly for an escalator is disposed on an upper and lower head and mounted to the truss of the escalator. A comb plate and a pair of comb plate carriers for carrying the comb plate are included. The assembly is provided with at least one of: a guide rail bracket fastened to the comb plate carrier and used to fix a guide rail for the handrail belt; a supporting bracket fastened to the comb plate carrier and used to support an end of a handrail return-sheave curve fastened to the truss; a comb plate height adjuster; a monitoring device for monitoring the horizontal displacement and upward displacement of the comb plate. A combination structure includes a lifting tool and the assembly in an assembled condition, the lifting tool includes a traverse rod and a longitudinal suspending member.

Abstract: A speaker having a voice coil is disclosed. The voice coil includes two parallel main members and two linking members connecting the two main members for forming a closed loop, one of the linking member having at least a first part from a first circle having a first diameter, and at least a second part from a second circle having a second diameter greater than the first diameter.

Abstract: A new method of ortho-fluorination for selectively fluorinating a benzoic acid or derivative compound where an aryl C—H bond is directly replaced by an aryl C—F bond is provided. The method comprises reacting a compound having the formula: wherein X is at least one substitution group attached with a benzene ring and Ar is an aromatic substitution group comprising at least one fluorine atom, and a mixture comprising a palladium (II) catalyst and a fluorinating reagent to form at least one of the ortho-fluorinated compounds having the formulae with good yield and selectivity.

Abstract: An energy adjusting method for controlling output energy of a fuel cell group, wherein at least one of the fuel cell group and a secondary battery group drives a load is disclosed. The voltage of the fuel cell group is boosted by a boost regulation module to generate a first adjustment voltage. The boost regulation module boosts the voltage of the fuel cell group according to a first control signal. The first adjustment voltage is dropped by a drop regulation module to generate a second adjustment voltage to the load. The drop regulation module drops the first adjustment voltage according to a second control signal. At least one of the fuel cell group, the boost regulation module, the drop regulation module and the load is detected to generate a detection result. The first and the second control signals are generated according to the detection result.

Abstract: An energy adjustor coupled between a fuel cell group and a secondary battery group is disclosed. A load is coupled to the secondary battery group in parallel. The energy adjustor includes a boost regulation module, a drop regulation module, a detecting module and a control module. The boost regulation module boosts an output voltage of the fuel cell group to generate a first adjustment voltage according to a first control signal. The drop regulation module drops the first adjustment voltage to generate a second adjustment voltage to the load according to a second control signal. The detecting module detects at least one of the fuel cell group, the boost regulation module, the drop regulation module and the load to generate a detection result. The control module generates the first and the second control signals according to the detection result.

Abstract: A method for testing an audio player device is provided. The method includes: transcribing sound signals of each of the audio files which are supposed to be supported by the audio player device as a sound file; determining the ID code of each of the sound files; and determining whether the ID code of each of the sound files has been listed on a predetermined audio format table by comparing the ID code of each of the sound files with the ID codes listed on the audio format table, thus to determine which of audio formats listed on the audio format table is supported by the audio player device according to the relationships of the ID codes and the audio formats recorded by the audio format table. A test device applying the method to testing audio player devices is also provided.

Abstract: A new method of ortho-fluorination where an aryl C—H bond is directly replaced by an aryl C-F bond in a palladium-catalyzed reaction is provided. The method includes the ortho-fluorination of a triflamide protected benzylamine, a palladium catalyst, such as Pd(OTf)2, a fluorinating reagent such as N-fluoro-2,4,6-trimethylpyridinium triflate, and a ligand to promote the reaction such as N-methylpyrrolidinone (NMP).

Abstract: A method for automatically testing display device. The method includes steps of: capturing an image; acquiring a horizontal strip of a to-be-tested image which includes at least a portion of each of the color interval column of the image; comparing a standard deviation A of RGB values of pixels in a vertical sample with a standard deviation B of RGB values of pixels an adjacent vertical sample to obtain samples of each color interval from many samples taken; taking pixels from many vertical samples of each color interval to calculate a mean value of the RGB values of each color interval respectively, determining a color corresponding to each of color intervals, and determining an interval sequence of the to-be-tested image and the code sequence of the color intervals; and determining an image format corresponding to the code sequence according to the image format table which records a plurality of image formats corresponding to the interval sequences of the color intervals of the images.

Abstract: A speaker having a voice coil is disclosed. The voice coil includes two parallel main members and two linking members connecting the two main members for forming a closed loop, one of the linking member having at least a first part from a first circle having a first diameter, and at least a second part from a second circle having a second diameter greater than the first diameter.

Abstract: An embedded metal heat sink for a semiconductor device is described. The embedded metal heat sink for a semiconductor device comprises a metal thin layer, a metal heat sink and two bonding pads. The metal thin layer including a first surface and a second surface on opposite sides, wherein at least one semiconductor device is embedded in the first surface of the metal thin layer, and the semiconductor device has two electrodes with different conductivity types. The metal heat sink is deposited on the second surface of the metal thin layer. The bonding pads are deposed on the first surface of the metal thin layer around the semiconductor device and are respectively corresponding to the electrodes, wherein the electrodes are electrically and respectively connected to the corresponding bonding pads by at least two wires, and the bonding pads are electrically connected to an outer circuit.