Abstract: A gearing includes an internal gear, a flexible external gear partially meshing with the internal gear and relatively rotating about a rotation axis to the internal gear, and a wave generator including a bearing contacting an inner circumferential surface of the external gear and a cam contacting an inner circumferential surface of the bearing and moving a mesh position between the internal gear and the external gear in a circumferential direction about the rotation axis, wherein an outer circumferential surface of the bearing forms a circular shape without contact with the cam, the inner circumferential surface of the external gear forms a circular shape without contact with the wave generator, and d ? 1 2 - d ? 2 2 ? - 0.

Abstract: To provide an information processing device, an information processing method, a program, and an information storage medium that make it possible to reproduce vibration of a controller according to conditions of execution of a program. A play time vibration control section (44) performs control to vibrate a controller according to conditions of execution of a program. A capture control section (46) performs control to capture a moving image showing executed contents of the program. An associating section (48) associates vibration information indicating a vibration of the controller with at least part of the captured moving image, the at least part of the captured moving image being associated with an image displayed on a display section in timing in which the controller is controlled to vibrate.

Abstract: A robot includes a flexible gear formed by a ferrous material containing at least one or more kinds of elements of Group 4 elements and Group 5 elements in a range from 0.01 percent by mass to 0.5 percent by mass. The ferrous material contains at least one of nickel-chromium-molybdenum steel, maraging steel, and precipitation-hardened stainless steel.

Abstract: A gearing includes an internal gear, a flexible external gear partially meshing with the internal gear and relatively rotating about a rotation axis to the internal gear, and a wave generator including a bearing contacting an inner circumferential surface of the external gear and a cam contacting an inner circumferential surface of the bearing and moving a mesh position between the internal gear and the external gear in a circumferential direction about the rotation axis, wherein an outer circumferential surface of the bearing forms a circular shape without contact with the cam, the inner circumferential surface of the external gear forms a circular shape without contact with the wave generator, and d ? 1 2 - d ? 2 2 ? - 0.

Abstract: A gas meter according to the present invention includes flow rate measuring part that measures a flow rate of gas flowing through flow passage, shutoff valve that shuts off flow passage, wireless communicator that periodically performs wireless communication externally, and communication interval setting part that sets a communication interval in wireless communication. Communication interval setting part sets the communication interval according to the flow rate of gas measured by flow rate measuring part. By changing a setting of the communication interval according to the flow rate measured by flow rate measuring part, it is possible to enhance a responsiveness required according to the flow rate of gas measured by flow rate measuring part while a minimum necessary communication frequency is maintained. Accordingly, the power saving can be achieved and also convenience can be maintained.

Abstract: To provide an information processing device, an information processing method, a program, and an information storage medium that make it possible to reproduce vibration of a controller according to conditions of execution of a program. A play time vibration control section (44) performs control to vibrate a controller according to conditions of execution of a program. A capture control section (46) performs control to capture a moving image showing executed contents of the program. An associating section (48) associates vibration information indicating a vibration of the controller with at least part of the captured moving image, the at least part of the captured moving image being associated with an image displayed on a display section in timing in which the controller is controlled to vibrate.

Abstract: A robot includes a first member, a second member, a gear device transmitting a driving force for relatively pivoting the second member, and a driving source outputting the driving force to the gear device, wherein the gear device includes an internal gear, an external gear having flexibility and partially meshing with the internal gear, and a wave generator that is in contact with an inner circumferential face of the external gear and moves a meshing position of the internal gear and the external gear along a circumferential axis, and the external gear contains nickel chromium molybdenum steel as a main material, and the internal gear contains spheroidal graphite cast iron having been subjected to quenching and tempering treatment or spheroidal graphite cast iron having been subjected to austempering treatment as a main material.

Abstract: To provide an information processing device, an information processing method, a program, and an information storage medium that make it possible to reproduce vibration of a controller according to conditions of execution of a program. A play time vibration control section (44) performs control to vibrate a controller according to conditions of execution of a program. A capture control section (46) performs control to capture a moving image showing executed contents of the program. An associating section (48) associates vibration information indicating a vibration of the controller with at least part of the captured moving image, the at least part of the captured moving image being associated with an image displayed on a display section in timing in which the controller is controlled to vibrate.

Abstract: A robot includes a first member, a second member provided to be capable of turning with respect to the first member, and a gear device configured to transmit a driving force from one side to the other side of the first member and the second member. The gear device includes internal teeth and external teeth provided halfway in a transmission path of the driving force and configured to mesh with each other and lubricant disposed between the internal teeth and the external teeth. An average grain size of a constituent material of the external teeth is smaller than an average grain size of a constituent material of the internal teeth.

Abstract: A robot includes a flexible gear formed by a ferrous material containing at least one or more kinds of elements of Group 4 elements and Group 5 elements in a range from 0.01 percent by mass to 0.5 percent by mass. The ferrous material contains at least one of nickel-chromium-molybdenum steel, maraging steel, and precipitation-hardened stainless steel.

Abstract: A robot includes a first member, a second member provided to be capable of turning with respect to the first member, and a gear device configured to transmit a driving force from one side to the other side of the first member and the second member. The gear device includes internal teeth and external teeth provided halfway in a transmission path of the driving force and configured to mesh with each other and lubricant disposed between the internal teeth and the external teeth. An average grain size of a constituent material of the external teeth is smaller than an average grain size of a constituent material of the internal teeth.

Abstract: To provide an information processing device, an information processing method, a program, and an information storage medium that make it possible to reproduce vibration of a controller according to conditions of execution of a program. A play time vibration control section (44) performs control to vibrate a controller according to conditions of execution of a program. A capture control section (46) performs control to capture a moving image showing executed contents of the program. An associating section (48) associates vibration information indicating a vibration of the controller with at least part of the captured moving image, the at least part of the captured moving image being associated with an image displayed on a display section in timing in which the controller is controlled to vibrate.

Abstract: A method of manufacturing a translucent ceramic is provided. The method comprises: mixing a raw powder and an organic binder and kneading them to obtain a compound, the raw powder containing an aluminum oxide powder and a magnesium oxide powder, and the organic binder containing a first organic component and a second organic component; molding the compound in a predetermined shape by an injection molding method to obtain a green body; debinding the organic binder contained in the green body to obtain a brown body; and sintering the brown body to obtain a sintered body of the translucent ceramic. When the softening point of the first organic component is defined as “T1” (° C.) and the softening point of the second organic component is defined as “T2” (° C.), the kneading step is carried out at a temperature in the range of T2 or higher but lower than T1 after the raw powder and the organic binder are preheated at a temperature in the range of T1 to T1+100(° C.). An orthodontic member is also provided.

Abstract: There is disclosed a compound for powder metallurgy including a binder composition for powder metallurgy and a metal powder. The binder composition for powder metallurgy includes a hydrocarbon-based resin and wax, wherein the content of oxygen is 20 mass % or less. The content of the hydrocarbon-based resin in the compound for powder metallurgy is 1 to 2 times the content of the wax, by mass ratio. It is preferable that the binder composition further includes a copolymer formed through a copolymerization of a first monomer including a cyclic ether group with a second monomer.

Abstract: A method for producing a sintered body includes: a) molding a composition containing a powder primarily made of an inorganic material and a binder including an aliphatic carbonic acid ester based resin in a predetermined shape so as to obtain a compact; b) exposing the compact to a first atmosphere containing an alkaline gas and thus decomposing and removing the aliphatic carbonic acid ester based resin from the compact so as to obtain a degreased body; and c) sintering the degreased body so as to obtain a sintered body.

Abstract: A composition for forming a green body is provided. The composition for forming the green body contains powder constituted of a metallic material and a binder containing a first resin which is decomposable by ozone and a second resin which is also decomposable by ozone but decomposed later than the first resin. The green body formed of the composition is used in producing a brown body, wherein the brown body is produced by first exposing the green body to a high ozone content atmosphere to decompose the first resin and remove the decomposed first resin and then decompose the second resin and remove the decomposed second resin, and then at least once exposing the thus obtained green body to a low ozone content atmosphere whose ozone concentration is lower than an ozone concentration of the high ozone content atmosphere.

Abstract: A method for producing a sintered body is provided. The method for producing the sintered body comprising: forming a green body by molding a composition for forming a green body into a specified shape to obtain the green body, the composition comprising powder constituted of a metallic material and a binder containing a first resin which is decomposable by ozone; first debinding the green body by exposing the green body to a high ozone content atmosphere to decompose the first resin and remove the decomposed first resin form the green body to obtain a brown body; exposing the thus obtained brown body at least once to a low ozone content atmosphere whose ozone concentration is lower than an ozone concentration of the high ozone content atmosphere to obtain an intermediate brown body; and sintering the intermediate brown body which has been exposed to the low ozone content atmosphere to obtain the sintered body.

Abstract: A method of manufacturing a translucent ceramic is provided. The method comprises: mixing a raw powder and an organic binder and kneading them to obtain a compound, the raw powder containing an aluminum oxide powder and a magnesium oxide powder, and the organic binder containing a first organic component and a second organic component; molding the compound in a predetermined shape by an injection molding method to obtain a green body; debinding the organic binder contained in the green body to obtain a brown body; and sintering the brown body to obtain a sintered body of the translucent ceramic. When the softening point of the first organic component is defined as “T1” (° C.) and the softening point of the second organic component is defined as “T2” (° C.), the kneading step is carried out at a temperature in the range of T2 or higher but lower than T1 after the raw powder and the organic binder are preheated at a temperature in the range of T1 to T1+100(° C.). An orthodontic member is also provided.

Abstract: A method for producing a sintered body includes: a) molding a composition containing a powder primarily made of an inorganic material and a binder including an aliphatic carbonic acid ester based resin in a predetermined shape so as to obtain a compact; b) exposing the compact to a first atmosphere containing an alkaline gas and thus decomposing and removing the aliphatic carbonic acid ester based resin from the compact so as to obtain a degreased body; and c) sintering the degreased body so as to obtain a sintered body.

Abstract: A composition for forming a compact includes a powder mainly composed of an inorganic material, a first resin being decomposable by an action of an alkaline gas, and a binder including the first resin. The first resin is decomposed and removed from the compact formed by molding the composition for forming a compact by exposing the compact to a first atmosphere containing an alkaline gas so as to obtain a degreased body.