102results about How to "Maintained satisfactorily" patented technology

The present invention relates to a cleaning tool sheet and a cleaning tool capable of use for wiping cleaning by contacting the surface of objects to be cleaned in various locations. In a cleaning tool sheet (1), fiber bundles (3) are laminated on one side face of a base sheet (2); the central parts in the direction of flow of the fibers constituting the fiber bundles (3) are joined by a central joining part (4) continuously formed in the central part of the base sheet (2) and joined at a spot-form joining part (7) formed intermittently on a parallel line between the central joining part (4) and two end edges (2a, 2b) parallel therewith. The two ends (31a, 31b) in the direction of flow of the fibers of the fiber bundles (3) are not joined to the base sheet (2). An attaching part (8) for attaching onto a holding member is provided at both ends of the base sheet (2).

The present invention relates to a cleaning tool sheet and a cleaning tool capable of use for wiping cleaning by contacting the surface of objects to be cleaned in various locations. In a cleaning tool sheet (1), fiber bundles (3) are laminated on one side face of a base sheet (2); the central parts in the direction of flow of the fibers constituting the fiber bundles (3) are joined by a central joining part (4) continuously formed in the central part of the base sheet (2) and joined at a spot-form joining part (7) formed intermittently on a parallel line between the central joining part (4) and two end edges (2a, 2b) parallel therewith. The two ends (31a, 31b) in the direction of flow of the fibers of the fiber bundles (3) are not joined to the base sheet (2). An attaching part (8) for attaching onto a holding member is provided at both ends of the base sheet (2).

A semiconductor-producing / examining device that can maintain a preferable connection state for a predetermined period of time and that can easily remove a ceramic substrate from a supporting case. The semiconductor producing / examining device includes a ceramic substrate having a conductor layer formed on the surface thereof or inside thereof and a supporting case. An external terminal is connected to the conductor layer. A connection between the conductor layer and the external terminal is performed such that the external terminal is pressed on the conductor layer or the external terminal is pressed on another conductor layer connected to the conductor layer by using the elastic force and the like of an elastic body.

A coupling device for circular pipes, in which locking rings, inserted into a body to clamp a circular pipe, are arranged in a pair so that the central line of a circular pipe can be aligned when the circular pipe is inserted. Furthermore, the degree to which the body presses the seal packing can be adjusted so that a reliable seal can be maintained and the circular pipe can be securely coupled no matter who uses the coupling device. A coupling device for corrugated and circular pipes is provided for the case where it is more effective to replace one of the circular pipes with a corrugated pipe. The first coupling section and a connecting means, which can engage with a corrugated pipe, are provided opposite the second coupling section, which is coupled with the circular pipe.

A hydrodynamic bearing device in which an introducing minimum clearance for causing capillary phenomenon is formed from the location in the proximity of the opening of a communicating path to the open end of the bearing hole in between the cover and the end face on the open end of the sleeve so that the operating fluid from the communicating path in the sleeve flows into the bearing hole by the capillary phenomenon; a vent hole leading to the outside air is formed on the cover; a fluid storage space for storing the operating fluid is formed on the inside surface of the cover or the end face on the open end of the sleeve to communicate the introducing minimum clearance and the vent hole in the circumferential direction; and the air bubbles separated at the fluid storage space are exhausted outward from the vent hole.

The present invention relates to superconductive filter technology. According to the arrangement of the superconductive filter (1), a columnar resonating member (23) having a superconductive material formed on the surface thereof is attached at one of its ends thereof to an inner wall (22) of a filter housing (21) so that a space is interposed between the columnar resonating member and each of connectors (27a, 27b) which are connectable to a signal input / output cables (5a, 5b), respectively. According to this arrangement, heat conduction from the outside can be suppressed as far as possible, and the superconductive condition can be created with stability, with the result that a stable filtering characteristic can be created. Further, the superconductive filter according to the present invention will become excellent in power withstand performance, and hence even if the number of stages of filters is increased for attaining a steep cutoff characteristic, the loss deriving from the increased number of stages can be suppressed to the minimum level.

A magnetic resonance imaging apparatus includes an input unit, a data acquisition unit and an image generating unit. The input unit inputs information indicating a matter of which resonance frequency is a center frequency of an excitation pulse. The data acquisition unit acquires magnetic resonance data with obtaining a steady state free precession. Each of the plural excitation pulses has a transmission phase varying by a variation amount determined based on a difference between a resonance frequency and the center frequency. The image generating unit generates an image of the desired matter based on the magnetic resonance data.

A connector in which a slider 30 is pushed into a housing 20 in a state in which a terminal of a flexible wiring member 40 has been inserted in the housing 20, thereby holding the terminal of the flexible wiring material 40 at a position where its conductors are brought into contact with terminals 10. A guiding mechanism for the slider 30, including a guide portion 36 and the like, is provided. At the time of the pushing of the slider, the slider 30 is guided such that after being slid in a first direction which is inclined in the direction of approaching conductors of the wiring member 40 with respect to an inserting direction of the wiring member, the slider 30 is slid in a second direction parallel to the inserting direction of the wiring member.

To reduce a load of a tensioner lifter, enhancing the oscillation absorption function of the tensioner lifter in a chain tensioner. In a chain tensioner provided with a tensioner arm rockably supported by fixed structure and relatively slidably engaged with the outside on the loose side of a transmission chain without an end coupling a driving sprocket and a driven sprocket and a tensioner lifter supported by the fixed structure for pressing the tensioner arm on the side of the transmission chain, a control arm is rockably supported by the fixed structure for transmitting the pressure of the tensioner lifter to the tensioner arm. The control arm is inserted between the tensioner arm and the tensioner lifter.

An electronic component including a lead terminal is inserted into a housing member, and the lead terminal is fitted to a terminal fitting held by the housing member, so that the electronic component is assembled to the housing member. The lead terminal includes a connection portion which is continuous to a base end and is suspended along a side surface of a component main body. The housing member includes a first housing chamber which accommodates the component main body and a second housing chamber which holds the terminal fitting, the first housing chamber is surrounded by a frame-shaped wall portion. The terminal fitting is disposed so as to face the side surface of the component main body, in which a spring portion pressing the connection portion is accommodated in the first housing chamber, with the wall portion interposed therebetween.

In a multi-piece solid golf ball having a core, a cover and an intermediate layer therebetween, the core, an intermediate layer-encased sphere and the ball have surface hardnesses which satisfy a specific relationship, and the intermediate layer and the cover have thicknesses which satisfy a specific relationship. Also, the core has a hardness profile in which the hardnesses at the core surface, core center, a position 5 mm from the core center, and a position midway between the surface and center of the core satisfy specific relationships. This golf ball, when used by mid- and high-level amateurs, enables the golfer to maintain an adequate distance on shots with a driver and achieve a good distance on iron shots, has a good spin performance on approach shots and has a good feel on impact. In addition, the ball has an excellent scuff resistance when struck with a grooved wedge.

Provided is a seal that can ensure a satisfactory sealing property and can be easily separated from a sealing surface even in the case in which the seal is used for a long period of time under the conditions of a high temperature and a high pressure. The seal includes a seal body mounted in a seal groove that is formed in a first member and a second member is made to be in pressure contact with the first member to form a sealing part. The sealing part that comes into contact with the second member at the entire surface of the sealing part is formed along the entire circumference of the outer peripheral surface of the seal. A step portion is formed on the outer peripheral surface of the seal in such a manner that an area of a contact surface is smaller for the sealing part as the contact area is closer to the bottom side of the seal groove.