997 patents
Page 48 of 50
Utility
Holding device for tools required for component supply
11 Nov 19
A holding device for tools required for component supply includes: a feeder attachment table on which multiple tape feeders are attached lined up in a lengthwise direction; a first reel holder provided at a rear side of the feeder attachment table and which holds lined up multiple tape reels on which a component holding tape is wound; a second reel bolder provided below the first reel holder and which bolds lined up multiple of tape reels; and a second holder movement allowance mechanism which allows the second reel holder to move upwards, such that the second reel holder is positioned at a rear side of the first reel holder.
Mitsutoshi Ikeda, Atsushi Yamazaki
Filed: 7 Jun 15
Utility
Electronic component mounting machine
11 Nov 19
An electronic component mounting machine includes: a mounting head that mounts electronic components onto a circuit board; a tape feeder which feeds a first tape material that accommodates a plurality of electronic components to the mounting head; a counting device which counts the number of electronic components remaining in the first tape material by subtracting the number of consumed electronic components which corresponds to an operating amount of the electronic component mounting machine from an initial value of the number of the electronic components accommodated in the first tape material; a detection device which detects a splice portion that joins a starting end of a second tape material to a tail end of the first tape material; and a determining device which determines whether or not a count value obtained by the counting device is within a predetermined normal range when the detection device detects the splice portion.
Daisuke Kato
Filed: 1 Jul 14
Utility
Component mounting method and component mounting device
11 Nov 19
A component mounting method for using a component mounting tool which includes a plurality of claw sections that pinch and pick up a component at a component supply position, and release the component on a board to mount the component onto a predetermined position of the board, and which is mounted to be capable of moving between the component supply position and the board, includes determining pinching locations of the component to be pinched by the plurality of claw sections such that positions and a release operation of the plurality of claw sections do not interfere with mounted components which are already mounted on the board when the plurality of claw sections release the component.
Tomokatsu Kubota, Yasushi Kato
Filed: 31 Jul 14
Utility
Component mounting system and error stoppage diagnosis method for component mounting device
11 Nov 19
Shigeki Hayashi
Filed: 2 Oct 14
Utility
Semiconductor device and manufacturing method of semiconductor device
4 Nov 19
Provided is a semiconductor device including: a semiconductor substrate doped with an impurity; a front-surface-side electrode provided at a side of a front surface of the semiconductor substrate; and a back-surface-side electrode provided at a side of a back surface of the semiconductor substrate; wherein the semiconductor substrate includes: a peak region arranged at the side of the back surface of the semiconductor substrate and having one or more peaks of an impurity concentration; a high concentration region arranged closer to the front surface than the peak region and having an impurity concentration more gently sloped than the one or more peaks; and a low concentration region arranged closer to the front surface than the high concentration region and having an impurity concentration lower than the impurity concentration of the high concentration region and a substrate concentration of the semiconductor substrate.
Hiroshi Takishita, Takashi Yoshimura, Takahiro Tamura, Yuichi Onozawa, Akio Yamano
Filed: 28 Aug 17
Utility
Semiconductor device and method of manufacturing a semiconductor device
4 Nov 19
A semiconductor device includes a conductive plate having a front surface on which a semiconductor element is mounted and a sealing resin sealing therein at least the front surface of the conductive plate.
Yuki Inaba, Taiki Satou
Filed: 27 Aug 18
Utility
Cooler for cooling a semiconductor device
4 Nov 19
Provided is a cooler including an upper plate configured to have a semiconductor chip to be arranged thereon, a plurality of plate-like fins arranged under the upper plate, and a coupling bar coupled to the plate-like fins.
Toru Yamada
Filed: 27 Sep 18
Utility
Cooling apparatus, semiconductor module, and vehicle
4 Nov 19
A cooling apparatus for a semiconductor module including a semiconductor chip is provided, including; a ceiling plate having a lower surface; a casing portion having a coolant circulation portion and an outer edge portion surrounding the coolant circulation portion, the coolant circulation portion being arranged to face the lower surface of the ceiling plate, and the casing portion being closely attached, directly or indirectly, to a lower surface of the ceiling plate at the outer edge portion; and a cooling fin arranged in the coolant circulation portion, where the ceiling plate and the casing portion have a fastening portion in which the ceiling plate and the outer edge portion are stacked, and the fastening portion fastens the ceiling plate and the casing portion to an external device, and the cooling apparatus further includes a reinforcing member provided between the ceiling plate and the casing portion at the fastening portion.
Hiromichi Gohara, Takafumi Yamada, Yuta Tamai
Filed: 26 Jan 19
Utility
Semiconductor device and method of manufacturing semiconductor device
4 Nov 19
A semiconductor device includes: an n-type drift region; a p-type base region above the drift region; a gate electrode disposed inside a trench above the drift region with a gate insulating film between the trench and the gate electrode; an n-type source region above the base region; a source electrode connected to the source region; an n-type drain region below the drift region; a drain electrode connected to the drain region; a p-type protective layer that is disposed inside the drift region and below the trench, the protective layer protruding beyond a trench width of the trench; and a p-type conductive path formation layer that is disposed between the protective layer and a bottom of the trench and protrudes beyond the trench width, the conductive path formation layer having protruding regions of which an impurity concentration therein is set so that an inversion layer is formed during ON.
Keiji Okumura
Filed: 7 May 18
Utility
Semiconductor device and manufacturing method of the same
4 Nov 19
A semiconductor device includes: a drift layer of a first conductivity type, implementing a main semiconductor layer; a base region of a second conductivity type provided on an top surface side of the drift layer; a first main electrode region of the first conductivity type provided in an upper part of the base region, having an impurity concentration higher than the main semiconductor layer; a gate electrode buried in a trench penetrating the first main electrode region and the base region through a gate insulating film; a gate screening semiconductor layer of the second conductivity type, being buried under a bottom of the trench; an intermediate semiconductor layer of the first conductivity type sandwiched between the base region and the gate screening semiconductor layer; and a second main electrode region of the second conductivity type provided on a bottom surface side of the drift layer.
Mutsumi Kitamura
Filed: 10 Jul 16
Utility
Work unit power supply device
4 Nov 19
There is provided a power supply device for a work unit that supplies power to multiple work units constituting a work device as power supply targets, the device including: a first power supply line through which power supply is stopped when an emergency stop condition is satisfied and a second power supply line through which power supply is not stopped even when the emergency stop condition is satisfied, in which the first power supply line and the second power supply line can be used individually according to a difference in a safety structure of each work unit.
Mizuho Yamamoto, Shingo Fujimura
Filed: 22 Jun 15
Utility
Power converter
4 Nov 19
A signal converter circuit includes a frequency detection circuit configured to determine whether an external control signal is a PWM signal.
Jun Yabuzaki
Filed: 24 Jun 18
Utility
Gate driving circuit and switching power supply device
4 Nov 19
A gate driving circuit is connected to a main switching element.
Hirotoshi Kaneda
Filed: 24 Oct 17
Utility
Power conversion device for railway vehicle
4 Nov 19
This power conversion device for a railway vehicle includes a first radiation fin radiating heat from a semiconductor device and a second radiation fin arranged at a prescribed interval from the first radiation fin in a traveling direction for radiating heat from the semiconductor device.
Misato Shibata, Kimihisa Kaneko, Yoshihisa Uehara
Filed: 23 Mar 17
Utility
Feeder
4 Nov 19
A non-splicing feeder including: multiple sprockets in a conveyance direction that accurately supply components stored in carrier tape to a supply position; a main body; a first sprocket on which first engaging protrusions are formed which is rotatably provided at supply position of main body; a second sprocket on which second engaging protrusions are formed which is rotatably provided on main body at a position on the downstream side in the conveyance direction of carrier tape with respect to first sprocket; wherein a tooth thickness dimension of second engaging protrusion is set to be smaller than a tooth thickness dimension of first engaging protrusion.
Hiroyasu Ohashi, Hiroki Murase
Filed: 25 Aug 13
Utility
Work machine
4 Nov 19
A work machine including a flow device for flowing molten solder from under a circuit board, and a backup pin for supporting the circuit board from below while a lead of a leaded component is being inserted into a through-hole, which are moved separately under the circuit board.
Satoru Otsubo, Kazuya Degura
Filed: 26 Apr 15
Utility
Mounting system
4 Nov 19
Mitsuhiko Shibata
Filed: 16 Jun 15
Utility
Apparatus and calculating method of pH
28 Oct 19
A human load of regularly measuring a pH of a position 4 meters from a discharge point during a term of a commissioning of a ship with a scrubber apparatus is reduced.
Hiroyuki Toyama, Kuniyuki Takahashi
Filed: 30 May 17
Utility
Processing machine and processing machine line
28 Oct 19
There is provided a processing machine and a processing machine line for which it is easy for an operator to view a screen display, including an operation panel with a free vertical and horizontal posture of a display in which a longitudinal dimension and a lateral dimension are different, in which a first display aspect which displays one screen that is displayed on the display and a second display aspect which is disposed lined up with two screens are switched.
Kazuya Furukawa, Masahiko Mori, Shigefumi Suzuyama
Filed: 27 Oct 13
Utility
Conveyance method and conveyance device
28 Oct 19
After a component picked up by a suction nozzle is moved in an XY direction towards target XY coordinates, a waveform of a vibration (vibration waveform) in the Y direction arising in the component after the component has arrived near the target XY coordinates is measured, and control is performed such that the component arrives at a target Z coordinate (value zero) when a displacement y of the component crosses a node of the measured vibration waveform.
Ryo Nagata, Masatoshi Fujita
Filed: 9 Oct 14