Thk Co., Ltd.

Canon Kabushiki Kaisha

Asahi Denka Kogyo Kabushiki Kaisha

Murata Manufacturing Co., Ltd.

Renesas Technology Corp.

Other

Kabushiki Kaisha Toshiba

Pioneer Corporation

Asahi Glass Company, Limited

Sony Mobile Communications Inc.

Kurita Water Industries Ltd.

Sato Holdings Kabushiki Kaisha

Oiles Industry Co., Ltd.

Nippon Shoji Kaisha Ltd.

Akita Electronics Systems Co., Ltd.

Satoshi Fujita

Akimasa Yoshida

Yoshiaki Saito

Makoto Kubota

Kenichi Takeda

Atsushi Kimura

Tatsuo Furuta

Hiroshi Saito

Toshihiro Ifuku

Hiroyuki Arai

Hidenori Tanaka

Hiroshi Ide

Shinya Koyama

Akira Uebayashi

Kentaro Nishimura

Satoru Nagai

Masakazu Uesugi

Jumpei Hayashi

Takayuki Watanabe

Hidekazu Michioka

Koji Suzuki

Shun Saito

Kouichi Tanaka

Miki Ueda

Takehiko Umeyama

Kanako Oshima

Takehiko Ishii

Kaoru Miura

Masahiko Kawase

Kazuyuki Hoshi

Hiroaki Adachi

Akinori Nakayama

Ryu Aoyama

Hiroshige Kohno

Sho Masuda

Takafumi Fujita

Yoji Hirose

Eiji Nakai

Shigeru Fujimoto

Akihiro Ishida

Makoto Iizumi

Kimio Terada

Koichi Sasaki

Hiroshi Edo

Kenji Nagareda

Noboru Narikawa

Satoshi Kakihara

Yuki Iitsuka

Akihiro Kasai

Shigeru Oinuma

Masahiko Mitsuta

Izumi Yagi

Chiaki Tsuruya

Akira Noike

Fumiaki Tokuhisa

An embodiment of the present invention is a printer including: a body case; a printer cover configured to be openable and closable relative to the body case about a rotary shaft; a platen roller that is rotatably attached the printer cover; a print head configured to pinch a print medium with the platen roller when the printer cover is closed and perform printing on the print medium; a first connector disposed at a first position of the body case; a second connector disposed at the printer cover such that the second connector is connected to the first connector when the printer cover is closed; and a platen retaining part disposed at the body case and configured to rotatably retain a first portion of the platen roller at a second position of the body case when the printer cover is closed, the first position being in the vicinity of the second position.

Printer

Provided is a method of manufacturing a piezoelectric element in which, at a time when the piezoelectric element is manufactured, a piezoelectric material is prevented from being exposed to a temperature higher than a Curie temperature thereof to be depolarized, to thereby significantly decrease piezoelectric properties. The method of manufacturing a piezoelectric element includes a first step of arranging a plurality of electrodes on a piezoelectric material, electrically short-circuiting two or more electrodes of the plurality of electrodes, and subjecting the piezoelectric material to heat treatment, and a second step of, after the first step, electrically opening the short circuit of the two or more electrodes at a time when a temperature of the piezoelectric material decreases to less than a temperature of the piezoelectric material at a time of the heat treatment.

Method of manufacturing piezoelectric element, method of manufacturing oscillatory wave motor, method of manufacturing optical apparatus, and method of manufacturing electronic apparatus

An information processing apparatus includes a talk control unit that controls proxy utterance processing in voice talk processing on the basis of environment information regarding a user terminal acquired from the user terminal. Furthermore, there is provided an information processing method performed by a processor, including: acquiring environment information regarding a user terminal from the user terminal; and controlling proxy utterance processing in voice talk processing on the basis of the acquired environment information. Furthermore, there is provided an information processing system including: a user terminal that is able to acquire environment information regarding the user terminal; and a server that includes a talk control unit controlling proxy utterance processing in voice talk processing on the basis of the environment information regarding the user terminal acquired from the user terminal.

Information processing apparatus, information processing method, and information processing system

An ultrasonic motor includes an annular vibrator and an annular moving member that is brought into pressure-contact with the vibrator. The vibrator includes an annular vibrating plate and an annular piezoelectric element. The piezoelectric element includes an annular lead-free piezoelectric ceramic piece, a common electrode arranged on one surface of the piezoelectric ceramic piece, and a plurality of electrodes arranged on the other surface of the piezoelectric ceramic piece. The plurality of electrodes include two drive phase electrodes, one or more non-drive phase electrodes, and one or more detection phase electrodes. A second surface of the vibrating plate includes a plurality of groove regions extending radially, and the depths of the groove regions change in a circumferential direction along a curve obtained by superimposing one or more sine waves on one another. The ultrasonic motor exhibits a sufficient drive speed while suppressing generation of an unnecessary vibration wave.

Ultrasonic motor, drive control system, optical apparatus, and vibrator

A vibration wave drive device includes an annular piezoelectric element including a piezoelectric material and multiple electrodes provided sandwiching the piezoelectric material, the annular piezoelectric element being configured to vibrate by a traveling wave of a wavelength &#x3bb;; and a power feeding member including at least an electric wire for supplying electric power to the element, the feeding member being provided at a first surface of the element. The element includes at least two driving regions, and a non-driving region arranged between two of the at least two driving regions and having an average annular length of n&#x3bb;/4, n being an odd number. At least one electrode provided on the first surface is arranged across the driving region and the non-driving region, and is electrically connected to the feeding member only in the non-driving region.

Vibration wave drive device, stator for a vibration wave motor, vibration wave motor, driving control system, optical apparatus, and manufacturing method of a vibration wave driving device

The present invention provides a piezoelectric element that includes a piezoelectric material having first and second surfaces; a common electrode disposed on the first surface; and a plurality of drive phase electrodes, a detection phase electrode, and a non-drive phase electrode disposed on the second surface, the piezoelectric material being sandwiched between the common electrode and the electrodes on the second surface. An absolute value d() of a piezoelectric constant of the piezoelectric material () in portions sandwiched between the drive phase electrodes and the common electrode, an absolute value d() of a piezoelectric constant of the piezoelectric material () in a portion sandwiched between the detection phase electrode and the common electrode, and an absolute value d() of the piezoelectric material () in a portion sandwiched between the non-drive phase electrode and the common electrode satisfy d()&#x3c;0.95d(), d()&#x3c;0.95d(), and 0.9&#x2266;d()/d()&#x2266;1.1.

Piezoelectric element, stator for oscillatory wave motor, oscillatory wave motor, driving control system, optical apparatus, and method for making stator for oscillatory wave motor

Provided is a method for effectively preventing fouling of an exhaust gas flow path of a burning equipment due to ammonium hydrogen sulfate; and thus, the method for preventing fouling of an exhaust gas flow path of a burning equipment in the present invention comprises: a step of adding a tertiary amine and/or a quaternary ammonium compound to an exhaust gas which contains ammonium hydrogen sulfate which is generated in a burning equipment thereby forming a reaction product between the ammonium hydrogen sulfate and the tertiary amine and/or the quaternary ammonium compound, and a step of controlling a temperature and a relative humidity in at least a part of an exhaust gas flow path of the burning equipment in such a way that the reaction product may be kept in a solid state.

Method for preventing fouling of exhaust gas flow path of burning equipment and method for removing ammonium hydrogen sulfate contained in exhaust gas of burning equipment

A composition for a coating agent including a component A and a component B, wherein the proportion of component A is 10-90 mass % to the total content of component A and component B, wherein component A is a fluoropolymer containing units (A1) based on a fluoroolefin and units (A2) having a compound of formula (1) reacted with units based on a hydroxy group-containing monomer: OCN(CH)SiXR(1) (wherein R is a hydrogen atom or a Cmonovalent hydrocarbon group, X is a Calkoxy group, n is an integer of 1 to 3, and m is an integer of 1 to 5), wherein component B is a compound of formula (2) and/or a partially hydrolyzed condensate of the compound of formula (2): (R)Si(OR)(2) (wherein each of Rand Rare independently a Cmonovalent hydrocarbon group, and a is an integer of 1 to 4).

Composition for coating agent

A motion guide device is provided which comprises a chain of rollers in which retainers are interposed, in which the chain of rollers is given a degree of freedom of rotation. The motion guide device comprises a track member () on which a roller rolling part () is formed which allows rollers () to roll on along the roller rolling part; a moving member () on which a loaded roller rolling part () facing the roller rolling part () is formed; a plurality of rollers () arranged on a roller circulation path containing a loaded roller rolling path () formed between the roller rolling part () of the track member () and the roller rolling part () of the moving member (); and a plurality of retainers () respectively interposed between rollers of the plurality of rollers (). The plurality of retainers () are mutually separated, each of the retainers () which is divided into a first divided member () contacting one roller of a pair of rollers () with each retainer () sandwiched therebetween and a second divided member () contacting the other roller () of the pair of rollers, and the first divided member () is allowed to rotate relative to the second divided member ().

Motion guide device

The present invention provides a screw device which takes a heavy load in one direction along the axis of the screw shaft and only a light load in the opposite direction, the screw device capable of providing ease of control of preloading. The screw device of the present invention has a screw shaftwith an outer surface having a ball rolling groovefor rolling ballsand a roller rolling groovefor rolling rollersboth spirally formed thereon; a ball nutwith an inner surface having a ball rolling groovespirally formed thereon facing the ball rolling grooveof the screw shaft; a roller nutwith an inner surface having a roller rolling groovespirally formed thereon facing the roller rolling grooveof the screw shaft; a plurality of ballsarranged between the screw shaftand the ball nut; and a plurality of rollersarranged between the screw shaftand the roller nut. The ball nutand the roller nutare connected along an axis of the screw shaft

Screw device and method of manufacturing the same

A roller screw of the present invention has a screw shafthaving a roller rolling surfacespirally formed with a lead on an outer surface thereof; a nuthaving a roller rolling surfacespirally formed on an inner surface thereof to face the roller rolling surfaceof the screw shaft; and a plurality of rollersarranged in a rolling pathbetween the roller rolling surfaceof the screw shaftand the roller rolling surfaceof the nutand moving around the screw shaft while rotating on rotation axes of the rollers. In this roller screw, each of the rotation axesof the rollerssubstantially crosses a center lineof the screw shaft. Since each of the rotation axesof the rollerscrosses the center lineof the screw shaft(in other words, the rollersarranged in the rolling pathare not skewed from the beginning) even when the rolling pathhas the lead, the rollerare allowed to move smoothly.

Roller screw

There is provided a semiconductor device capable of supplying an analog input signal higher than or equal to an operating power supply voltage. An electrostatic discharge protection circuit corresponding to the analog input signal is provided for an external terminal that is supplied with an analog input signal generated with a first power supply voltage. A voltage divider resistor divides the analog input signal passing through the electrostatic discharge protection circuit into a voltage corresponding to a second power supply voltage lower that the first power supply voltage. An input circuit operating on the second power supply voltage receives the analog input signal divided by the voltage divider resistor to form an internal analog signal. There are provided first and second unidirectional elements. The first unidirectional element passes current from the input circuit's input terminal to the second power supply voltage. The second unidirectional element passes current from a circuit ground potential to a first circuit's input terminal.

Semiconductor device

A disk type record playback device having a wobble signal extracting bandpass filter for controlling a filter's center frequency according to a frequency follow-up control loop including a dummy filter identical in configuration to a filter to be controlled, and a phase comparator is capable of controlling the center frequency of the bandpass filter with satisfactory accuracy. A frequency variable lowpass filter is provided in a preceding stage of the phase comparator constituting a frequency follow-up circuit and supplies a signal obtained by eliminating harmonic components from a frequency follow-up clock signal to the phase comparator. A cutoff frequency of the lowpass filter is changed in cooperation with a center frequency of the bandpass filter, based on a signal outputted from the frequency follow-up control loop.

Semiconductor integrated circuit and medium record playback device

A plasma display device is provided which is capable of preventing image disturbance and imposition of excessive loads even when resolution is switched. A vertical frequency counter counts vertical sync signals using system clocks and a vertical frequency comparator checks whether or not the value obtained from the counting matches up with a vertical frequency decoded value. A line number counter counts vertical sync signals using horizontal sync signals and a line number comparator checks whether or not the value obtained from the counting matches up with a line number decoded value. A dot number counter counts horizontal sync signals using analog digital clocks and a dot number comparator checks whether or not the value obtained from the counting matches up with a dot number decoded value. These values are ORed by an OR circuit and the result is output in a form of a mode monitoring detection signal.

Plasma display device with video muting function

A screw device having a lubricant applying structure comprises a screw shaft provided with a spiral ball rolling groove, a nut provided with a loaded ball rolling groove having a spiral shape corresponding to the spiral ball rolling groove formed to the screw shaft, a number of balls disposed in a loaded rolling passage formed by the ball rolling groove and the loaded ball groove, a return member provided for the nut and arranged so as to connect one and another end portions of the loaded rolling passage so that the balls rolling the loaded rolling passage circulate, and a lubricant applying portion mounted to the return member so as to apply a lubricant. The lubricant applying portion is arranged inside the return member provided for the nut.

Screw device having lubricant applying portion

Growing community of inventors

Tokyo, Japan

Satoshi Fujita