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Chiang, Taichung Hsien
Chao-Cheng Chiang, Taichung Hsien TW
| Patent application number | Description | Published |
|---|---|---|
| 20080267779 | Fan device for smoke exhauster - A fan device for a smoke exhauster includes a housing having an upper plate and a lower plate, and the upper plate is secured to a motor and rotated by the motor, the lower plate includes a bore to allow an air to flow into the housing of the fan device, and a number of fan blades secured between the upper plate and the lower plate and each fan blade include a curved bottom edge to allow the air to flow into the chamber of the fan device before contacting with the fan blades, and the fan blades each include a number of orifices for reducing a noise generated by the fan blades when the fan blades are rotated relative to the motor. The fan blades are preferably disposed inclined relative to the upper plate and the lower plate. | 10-30-2008 |
Cheng-Chia Chiang, Taichung Hsien TW
| Patent application number | Description | Published |
|---|---|---|
| 20090294959 | Semiconductor package device, semiconductor package structure, and fabrication methods thereof - A semiconductor package device, a semiconductor package structure, and fabrication methods thereof are provided, which mainly includes disposing a plurality of semiconductor chips on a wafer formed with TSVs (Through Silicon Vias) and electrically connecting the semiconductor chips to the TSVs; encapsulating the semiconductor chips with an encapsulant; and disposing a hard component on the encapsulant. The hard component ensures flatness of the wafer during a solder bump process and provides support to the wafer during a singulation process such that the wafer can firmly lie on a singulation carrier, thereby overcoming the drawbacks of the prior art, namely difficulty in mounting of solder bumps, and difficulty in cutting of the wafer. | 12-03-2009 |
Chiang-Cheng Chiang, Taichung Hsien TW
| Patent application number | Description | Published |
|---|---|---|
| 20090032928 | Multi-chip stack structure having through silicon via and method for fabrication the same - The invention discloses a multi-chip stack structure having through silicon via and a method for fabricating the same. The method includes: providing a wafer having a plurality of first chips; forming a plurality of holes on a first surface of each of the first chips and forming metal posts and solder pads corresponding to the holes so as to form a through silicon via (TSV) structure; forming at least one groove on a second surface of each of the first chips to expose the metal posts of the TSV structure so as to allow at least one second chip to be stacked on the first chip, received in the groove and electrically connected to the metal posts exposed from the groove; filling the groove with an insulating material for encapsulating the second chip; mounting conductive elements on the solder pads of the first surface of each of the first chips and singulating the wafer; and mounting and electrically connecting the stacked first and second chips to a chip carrier via the conductive elements. The wafer, which is not totally thinned but includes a plurality of first chips, severs a carrying purpose during the fabrication process and thereby solves problems, namely a complicated process, high cost, and adhesive layer contamination, facing the prior art that entails repeated use of a carrier board and an adhesive layer for vertically stacking a plurality of chips and mounting the stacked chips on a chip carrier. | 02-05-2009 |
Chi-Hsiung Chiang, Taichung Hsien TW
| Patent application number | Description | Published |
|---|---|---|
| 20080267779 | Fan device for smoke exhauster - A fan device for a smoke exhauster includes a housing having an upper plate and a lower plate, and the upper plate is secured to a motor and rotated by the motor, the lower plate includes a bore to allow an air to flow into the housing of the fan device, and a number of fan blades secured between the upper plate and the lower plate and each fan blade include a curved bottom edge to allow the air to flow into the chamber of the fan device before contacting with the fan blades, and the fan blades each include a number of orifices for reducing a noise generated by the fan blades when the fan blades are rotated relative to the motor. The fan blades are preferably disposed inclined relative to the upper plate and the lower plate. | 10-30-2008 |
Hung-Jung Chiang, Taichung Hsien TW
| Patent application number | Description | Published |
|---|---|---|
| 20090158907 | LASER MARKING DEVICE FOR A SAWING MACHINE - A laser marking device for a sawing machine includes a heat dissipating member and a laser module. The heat dissipating member is adapted to be connected to a saw head of the sawing machine adjacent to a cutting blade, and includes a tubular shell having an inner tubular surface which defines a receiving space for receiving the laser module, and a fin unit extending from the tubular shell so as to dissipate heat emanating from the tubular shell. The laser module includes a laser light emitting head which emits a beam of laser light so as to form a cutting line on the workpiece. | 06-25-2009 |
I-Wen Chiang, Taichung Hsien TW
| Patent application number | Description | Published |
|---|---|---|
| 20080267779 | Fan device for smoke exhauster - A fan device for a smoke exhauster includes a housing having an upper plate and a lower plate, and the upper plate is secured to a motor and rotated by the motor, the lower plate includes a bore to allow an air to flow into the housing of the fan device, and a number of fan blades secured between the upper plate and the lower plate and each fan blade include a curved bottom edge to allow the air to flow into the chamber of the fan device before contacting with the fan blades, and the fan blades each include a number of orifices for reducing a noise generated by the fan blades when the fan blades are rotated relative to the motor. The fan blades are preferably disposed inclined relative to the upper plate and the lower plate. | 10-30-2008 |
Lien-Chen Chiang, Taichung Hsien TW
| Patent application number | Description | Published |
|---|---|---|
| 20080308951 | Semiconductor package and fabrication method thereof - A semiconductor package and a fabrication method thereof are disclosed. The fabrication method includes providing a carrier board; forming a plurality of metal bumps on the carrier board; covering on the carrier board a resist layer having openings for exposure of the metal bumps, the openings being smaller than the metal bumps in width such that a metal layer is formed in the openings, the metal layer having extension circuits and extension pads and bonding pads formed on respective ends of the extension circuits; removing the resist layer; electrically connecting at least one semiconductor chip to the bonding pads; forming an encapsulant on the carrier board to encapsulate the semiconductor chip; and removing the carrier board and the metal bumps to expose the metal layer. Therefore, the extension pads of the exposed metal layer can be electrically connected to an external device through a conductive material in subsequent processes, and the extension circuits can be disposed flexibly in accordance with the degree of integration of the chip, so as to reduce the electrical connection path between the chip and the extension circuits. | 12-18-2008 |
Pi-Yun Chiang, Taichung Hsien TW
| Patent application number | Description | Published |
|---|---|---|
| 20110175433 | TUBULAR PORTION OF BICYCLE HUB - A bicycle hub includes a tubular portion which is fixed to the hub and includes at least one first transmission portion and at least one second transmission portion. The first transmission portion extends axially and radially outward from the tubular portion. The at least one second transmission portion includes at least one positioning protrusion on the tubular portion and at least one engaging member which has a first end mounted to the at least one positioning protrusion so as to form the at least one second transmission portion. Two sides of the at least one positioning protrusion are covered by the at least one engaging member. The at least one engaging member of the at least one second transmission portion provides dual-direction protection feature so as to reduce wearing when the flywheels | 07-21-2011 |
Wen Hung Chiang, Taichung Hsien TW
| Patent application number | Description | Published |
|---|---|---|
| 20080264215 | Tool device for driving various tool members - A tool device includes a shaft having a noncircular socket opening for slidbly and tiltably receiving a three-dimensional engaging member of a tool member for allowing the tool member to be tilted relative to the shaft to different angular position, and the shaft includes an engaging hole for receiving a driven member, a control ferrule may retain the shaft in line with the tool member, and a sleeve includes a non-circular opening for engaging with another driven member, the sleeve is rotatable in concert with the shaft for allowing the driven members of different diameters or dimensions to be selectively rotated or driven by the shaft and the sleeve. | 10-30-2008 |
| 20090085308 | Tool connector having different driving members - A tool connector includes a outer sleeve having a noncircular bore, and a tool shank slidably engaged in the bore of the outer sleeve and having two end portions slidably engaged in the bore at two end portions of the outer sleeve and extendible out of the end portions of the outer sleeve for engaging with different tool elements or for driving different tool elements. One of the end portions of the tool shank may be engaged into the bore of the outer sleeve when the other end portion of the tool shank is extended out of the outer sleeve for allowing a tool member to be engaged with the bore of the outer sleeve and for allowing different tool elements to be driven by the tool connector. | 04-02-2009 |
| 20090107304 | Tool retaining device for power tool - A tool retaining device includes a tool stem having a compartment for receiving a tool member, and one or more apertures and one or more openings for receiving one or more detent and one or more locking balls, and a barrel engaged onto the tool stem and having one or more peripheral slots and peripheral recesses for selectively receiving the detents and the locking balls respectively, and the barrel includes a peripheral actuator for actuating the detent to engage with the tool member, and another actuator for actuating the locking ball to rotatably securing the tool member to the tool stem when the peripheral actuator is disengaged from the detent. | 04-30-2009 |
| 20090139378 | Driver tool having adjustable structure - A driver tool includes a driver shank having a non-circular engaging hole for engaging with a tool member, a sleeve slidably engaged onto the driver shank and limited to slide relative to the driver shank, and an adjusting device for adjusting the sleeve relative to the driver shank to limit and to determine a sliding movement of the sleeve relative to the driver shank or to determine the outwardly extending of the tool member relative to the sleeve for allowing the tool member to suitably drive the fastener and for preventing the fastener from being deeply driven or engaged into the work pieces or for preventing the fastener from being damaged by the tool member. | 06-04-2009 |
| 20090139379 | Driver tool for driving various tool members - A driver tool includes a driver shank having a non-circular engaging hole formed in one end for changeably engaging with either of two end portions of a tool stem, and the end portions of the tool stem may be engaged with different tool members, a detent is slidably engaged in the driver shank for detachably anchoring the tool stem to the driver shank, a sleeve is slidably engaged onto the driver shank and biased by a biasing device for engaging with the detent and for selectively forcing the detent to engage with the tool stem and for detachably anchoring and securing the tool stem to the driver shank, and for allowing different tool members to be changeably rotated or driven by the driver shank. | 06-04-2009 |
| 20100008739 | Power tool combination - A power tool combination includes a power driving device having a chuck device attached to a barrel for engaging with a driven tool member, a control ferrule engaged onto the barrel, and a non-circular member, and a tool device includes a housing having a bore for receiving the driven tool member, and having a compartment for receiving the barrel, and having a non-circular engaging member for engaging with the non-circular member and for allowing the housing to be rotated by the power driving device. The tool device includes a tool element attached to the housing, and a securing device for detachably attaching the tool element to the housing. | 01-14-2010 |
Yung-Hsu Chiang, Taichung Hsien TW
| Patent application number | Description | Published |
|---|---|---|
| 20100173514 | CONVERTER - A converter has a casing and a plug. The casing has a mounting recess, an engaging tab and multiple mounting protrusions. The mounting recess is formed in the casing. The engaging tab is formed on and protrudes from the mounting recess. The mounting protrusions are formed on the mounting recess. The plug is detachably mounted on the casing and has an escutcheon, an engaging protrusion, multiple terminals and a pinhole. The escutcheon covers the mounting recess. The engaging protrusion is formed on the escutcheon, is mounted in the mounting recess and has an engaging hole and multiple holding grooves. The engaging hole is formed in the engaging protrusion to engage the engaging tab. The holding grooves are formed on the engaging protrusion and engage the mounting protrusions. The terminals are formed on the escutcheon. The pinhole is formed through the escutcheon and communicates with the engaging hole. | 07-08-2010 |
| 20100173526 | CONVERTER - A converter has a casing and a plug. The casing has a mounting recess, multiple position posts, multiple conductive slices and multiple mounting protrusions. The mounting recess is formed in the casing. The position posts are formed on and protrude from the mounting recess. The conductive slices are mounted around the position posts. The mounting protrusions are formed on the mounting recess. The plug is detachably mounted on the casing and has an escutcheon, an engaging protrusion and multiple terminals. The escutcheon covers the mounting recess. The engaging protrusion is formed on the escutcheon, is mounted in the mounting recess and has a position groove and multiple holding grooves. The position is annular formed in the engaging protrusion and is mounted around the position posts. The holding grooves are formed on the engaging protrusion and engage the mounting protrusions. The terminals are formed on the escutcheon. | 07-08-2010 |