Abstract: In a lamp device 12 using a GX53-type cap 31 and also using an LED 56 as a light source, there is regulated an appropriate configuration of a metallic cover 32. A cap 31 and a lighting device 36 are arranged on an upper surface side of the metallic cover 32, and a substrate 33 on which the LED 56 is mounted is arranged on a lower surface side thereof. The metallic cover 32 has an approximately cylindrical shape with a maximum outer diameter D of 80 to 150 mm, a height H of 5 to 25 mm, and 2? (D/2) H/W, that is, an area of the outer peripheral surface per gross input power W to the lamp device 12 being in a range of 200 to 800 mm2/W. The gross input power W is 5 to 20 W.

Abstract: There is provided a lighting fixture 11 capable of efficiently radiating heat of a lamp device 14 attached to a socket device 13. By attaching the lamp device 14 to the socket device 13, a cap portion 38 of the lamp device 14 is brought into contact with a fixture body 12, and pressed against and brought into close contact with the fixture body 12 by an elastic body 30. Heat generated by lighting of LEDs 35 of the lamp device 14 is conducted from the cap portion 38 to the fixture body 12 and efficiently radiated.

Abstract: The present invention provides a light-emitting element lamp 1 capable of preventing a temperature rise of a substrate 9, on which light-emitting elements 4 are mounted, by effectively utilizing a thermally conductive casing 2 and a thermally conductive cover 5. The light emitting element lamp 1 includes a thermally conductive casing 2, a light source part 3, a thermally conductive cover 5, and an insulative cover 6. The thermally conductive casing 2 includes an irradiation opening 2b, is formed so as to be widened toward the irradiation opening 2b, has its outer circumferential surface exposed outwardly, and has a substrate mounting part 2c secured on its inner circumferential surface. The light source part 3 has a substrate 9 having the light-emitting elements 4 mounted thereon and causes the substrate 9 to be thermally coupled to and attached to the substrate mounting part 2c of the thermally conductive casing 2.

Abstract: A self-ballasted lamp includes: a base body; a light-emitting module and a globe which are provided at one end side of the base body; a cap provided at the other end side of the base body; and a lighting circuit housed between the base body and the cap. The light-emitting module has light-emitting portions each using a semiconductor light-emitting element, and a support portion projected at one end side of the base body, and the light-emitting portions are disposed at least on a circumferential surface of the support portion. A light-transmissive member is interposed between the light-emitting module and an inner face of the globe.

Abstract: An object of the present invention is to provide a light-emitting module having excellent light emission efficiency and excellent light distribution characteristics and also provide a lighting apparatus using the light-emitting module.

Abstract: A rotary table device includes a cooling structure and a rotary bearing provided with a cooling structure. A rotary table device provided with a cooling structure includes a hollow motor as a drive source, a table rotated by the hollow motor, and a rotary bearing supporting rotational motion of the table, in which the rotary bearing includes an outer ring having an inner peripheral surface to which a rolling surface is formed, an inner ring having an outer peripheral surface to which a rolling surface facing the rolling surface of the outer ring is formed, and a number of rolling members in a rolling passage formed by the rolling surface of the outer ring and the rolling surface of the inner ring, and a heat sink is formed to either one of the inner and outer rings.

Abstract: The invention provides a self-ballasted lamp having high heat radiation performance, which is lightweight and inexpensive. A substrate having LED elements mounted is provided at one edge side of the radiator, and a cap is provided at the other edge side the radiator. A lighting circuit is accommodated between the radiator and the cap. The radiator includes a cylindrical cover member and an annular radiation member fitted to the outer circumferential part of the cover member and is composed by combining the cover member and the radiation member together. The cover member and the radiation member are made of metal and are formed by press-working.

Abstract: An object of the present invention is to provide an LED bulb in which temperature of a lighting circuit is suppressed from rising during lighting of an LED so that life time of the lighting circuit is maintained without increasing manufacturing cost of components. According to the invention, an LED module 11 having multiple LEDs surface-mounted thereon is mounted in a heat dissipating unit 12. Heat generated by the LEDs is dissipated through multiple heat dissipating fins 18 of the heat dissipating unit 12. A glove 14, covering the LED module 11, radiates outward radiant light from the LEDs. A lighting circuit 17 for lighting the LEDs is incorporated in an inner hollow portion 23 of a cap 16 arranged on a side opposite to the glove 14 of the heat dissipating unit 12. Accordingly, the heat generated by the LEDs of the LED module 11 is mostly dissipated by the heat dissipating unit 12, thereby suppressing the temperature of the lighting circuit from rising.

Abstract: An object of the present invention is to provide a light emitting element lamp and a lighting equipment effectively suppressing a temperature rising of a substrate on which a light emitting element is mounted by using a reflector.

Abstract: A lamp system which can improve radiation performance is provided. A metallic heat conduction part provided along a peripheral portion of a metallic cover is fitted with a resin heat conduction part provided along a peripheral portion of a transparent cover so as to thermally contact each other. Heat generated by an LED is radiated into air from the metallic cover and at the same time is efficiently conducted from the metallic cover to the transparent cover to be radiated into air from the transparent cover.

Abstract: A linear actuator with a dustproof mechanism provides reliable dustproof capability over the entire stroke of the actuator. A linear actuator 100 with a dustproof mechanism includes a ball screw, a movable stage 4 including a ball screw nut that engages the ball screw, the movable stage capable of making linear reciprocating motion in the axial direction of the ball screw in response to rotary motion of the ball screw, a housing member 2 disposed to cover at least the ball screw, openings 27, 28 formed in the housing member 2 along the path along which the movable stage 4 travels, and dustproof belts 29, 30 disposed inside the housing member 2 to block the openings 27, 28. The linear actuator 100 with a dustproof mechanism further includes end plate covers 105a, 105b that cover both ends of the housing member 2 and hence has high dustproof performance.

Abstract: A rotary table device includes a hollow motor drive source, a table rotated thereby, and a rotary bearing supporting the table. The rotary bearing is provided an outer race having an inner surface to which a rolling surface is formed, an inner race having an outer peripheral surface to which a rolling surface opposing to the rolling surface of the outer race is formed, and a plurality of rolling members disposed in a rolling passage formed by the rolling surface of the outer race and the rolling surface of the inner race, and a cooling medium passage (?, ?) is formed so as to be adjacent to either one of the inner race and outer race constituting a rotational driving side. According to the structure mentioned above, a rotary bearing and a rotary table device capable of achieving suitable cooling effect can be provided.

Abstract: A plurality of LEDs are provided to an outer edge side of a center position of one main surface of an LED substrate main body in a deviated manner respectively. The wiring part including the connector receiving part and the wiring hole are provided at a position that overlaps the center position of the one main surface side of the LED substrate main body. Since the power feeding part is inserted into the wiring hole, the connection part and the connector receiving part can be easily connected and therefore it becomes possible to ensure ease in assembly. Since the connector receiving part is kept away from each of the LEDs with substantially equal distance so that emitted light is hardly blocked, decrease in uniformity of light distribution can be suppressed.

Abstract: A self-ballasted fluorescent lamp includes a luminous tube that is formed in a bent shape with a pair of electrode-side end portions located at a the bottom end of the luminous tube. A cover houses a lighting device for lighting the luminous tube. A base is attached to the bottom end of the cover, and the luminous tube is supported at the top end, of the lamp. The outer diameter of a bulb of the luminous tube 14 ranges from 3 to 8 mm, and the maximum width of the luminous tube, is not greater than 30 mm. The cover is formed so that the proportion of the distance by which the cover extends from the base to the lamp length excluding the base ranges from 0 to 25%, and so that the maximum outer diameter of the cover ranges from 1.0 to 1.5 times the outer diameter of the base.

Abstract: The form panel for placing concrete of the present invention is a form panel (30) comprising a hollow sheathing section (32) made of plastic, one side of which forms a concrete placing surface (31), and hollow side panel sections (33) bent out at right angles from both side edges of the sheathing section (32) on an opposite side of the sheathing section (32) to the concrete placing surface (31), wherein projecting sections (40) which extend in a vertical direction are provided on an outside surface (38) of the side panel section (33), and one of the sides of one of the projecting sections (40) is coplanar with the concrete placing surface (31) of the sheathing section (32), and on the projecting sections (40), notches (41) are formed at respectively the same position and orthogonal to the longitudinal direction of the projecting sections (40).

Abstract: A self-ballasted fluorescent lamp includes a luminous tube that is formed in a bent shape with a pair of electrode-side end portions located at a the bottom end of the luminous tube. A cover houses a lighting device for lighting the luminous tube. A base is attached to the bottom end of the cover, and the luminous tube is supported at the top end, of the lamp. The outer diameter of a bulb of the luminous tube 14 ranges from 3 to 8 mm, and the maximum width of the luminous tube, is not greater than 30 mm. The cover is formed so that the proportion of the distance by which the cover extends from the base to the lamp length excluding the base ranges from 0 to 25%, and so that the maximum outer diameter of the cover ranges from 1.0 to 1.5 times the outer diameter of the base.

Abstract: Demanded is an insulin secretagogue that alleviates side effects, such as acceleration of obesity and cells so as not to be detrimental to insulin secretion ? capability. The invention provides an insulin secretagogue agent not only dependent on glucose but also responsive to elevated blood sugar levels, comprising an effective amount of a substance having the activity of PPAR ? activation. This insulin secretagogue simultaneously exerts anti-obesity activity, serum cholesterol reducing activity useful for the treatment and prevention of arteriosclerosis, etc. and insulin resistance ameliorating activity.