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JP2023046385A |
To reduce polygon action causing periodical vibration in a chain hoist.A chain drive D1 for a chain hoist having two link chains, has two chain wheels R11, R12, these chain wheels are arranged adjacent on one axis d of the chain drive in...
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JP2023042752A |
To provide an electric power steering device capable of improving steering feeling by suppressing steering effort fluctuations.An electric power steering device includes: a rack bar having a first rack tooth and a second rack tooth and t...
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JP7244948B2 |
A reel for tightening an article includes a housing and a spool positioned within the housing. A knob is coupled with the spool to cause the spool to rotate within the housing and thereby wind a tension member about a central post of the...
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JP2023038441A |
To realize a pulley device capable of sufficiently reducing generated noise.Plural stages of pitch fluctuations (for example, five stages of pitch fluctuations -80 μm, -40 μm, 0 μm, +40 μm, +80 μm) in which the magnitude of an absol...
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JP2023511381A |
A locking cargo restraint system with a plurality of retract cables is provided for securing cargo against a base, surface, or object. A locking cargo restraint generally consists of a housing, a retractable cable, and a spool. Cables ma...
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JP2023038119A |
To provide a spherical type gear rotation system that enables driving with three degrees of freedom of rotation with a small number of drive means and can be constituted relatively easily at low cost.A spherical gear 11 has a part provid...
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JP7240693B1 |
A power transmission device is provided in which force is easily transmitted between an annular member and a group of rotating members when a first member and a second member are relatively displaced, although the device does not have a ...
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JP2023510967A |
The present invention relates to an actuator (1) for motor vehicle applications, in particular for a motor vehicle closing device, comprising an electric motor (3) and an actuating element (5) that can act directly or indirectly via a dr...
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JP2023036504A |
To provide a finite linear motion guide unit in which a displacement is prevented from occurring, and that has a small number of components and a simple structure.A linear motion guide unit comprises: a rail comprising a pair of raceway ...
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JP2023036505A |
To provide a finite linear motion guide unit in which a displacement of a retainer is prevented, and that has high rigidity while having a simple structure.A linear motion guide unit comprises: a rail comprising a pair of first raceway g...
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JP7230430B2 |
A transferring speed-change device is provided between an upstream-side stage and a downstream-side stage which are different from each other in conveying speed and conveying pitch. A speed change pinion is meshed with a transferring rac...
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JP7224342B2 |
The disclosure provides apparatuses, systems, and methods for belt driven linear actuator systems.
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JP2023022698A |
To provide an electrically-assisted device which is reduced in the number of part items, and can suppress the generation of a gear rattle at an engagement part of a worm and a worm wheel.An electrically-assisted device 8 comprises: a pin...
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JP2023013952A |
To provide an actuator mechanism in which a movable range of an element is limited, and even when an angular position changes, output torque does not change as much as possible.An actuator mechanism comprises: a first linking element; a ...
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JP7211433B2 |
The coaxiality of a linear motion shaft in which a first shaft portion and a second shaft portion are connected by friction welding is improved with respect to a portion having a first input section and a portion having a second input se...
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JP2023007621A |
To provide a rotation motion/reciprocation motion conversion device which is simplified in a support structure of an oscillation member, is simple in attachment, and can perform a reciprocation circular motion at both end parts of the os...
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JP7206224B2 |
A system includes a rotating drive and a linear drive. An input driven gear may be coupled to the rotating drive while a sun gear is coupled to the shaft of the input driven gear. A first counterweight may support an idler gear and an ou...
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JP2023004701A |
To provide a planetary roller screw-type linear motion mechanism which facilitates automation of work for assembling a roller shaft of a planetary roller onto a carrier.A width dimension of a second long hole 32 is greater than a width d...
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JP7203693B2 |
To provide a belt drive device and ink jet printer which can reduce the number of components.A belt drive device 20 comprises: a belt 21 which moves a carriage fixed to itself with the conveyance of itself; a pulley 23 around which the b...
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JP7203228B2 |
The invention relates to a pull type transmission system, which comprises a pull mechanism. The pull mechanism at least comprises a coaxial column, the coaxial column is formed by connecting rotary discs with different diameters, and pla...
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JP2023001679A |
To provide a series of belt actuators which can cope with a comparatively-large number of gear ratios.A series of belt actuators comprises: belt actuator mechanism units A, A-1 and A-2 each having a belt and a first pulley; and motor pul...
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JP7199953B2 |
To detect abnormality such as the degradation of tension on a belt in a belt driving mechanism provided on a robot, without using an additional mechanisms.A belt driving mechanism has a motor, a driving pulley attached to a driving shaft...
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JP7197845B1 |
Kind Code: A1 A center point of imaging is calibrated to a center position of an imaged object. A figurine frame, a figurine frame provided above the figurine frame, an electric lever provided below the figurine frame for gradually lower...
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JP7195111B2 |
To provide an industrial robot equipped with a pulley to be connected to an input side of a speed reducer arranged at a joint part and a rolling bearing arranged at an inner periphery side of the pulley, which can suppress damage of the ...
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JP7189805B2 |
To adjust clearance between a rack guide and a cap screw for every individual steering device more suitably.An adjustment method for a steering device including a rack shaft, a rack guide, a cap screw screwed into a guide hole, and an el...
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JP2022185332A |
To provide an actuator capable of easily performing a belt replacement work for a linear motion of a slider.An actuator 1 includes a first pulley P1, a second pulley P2, a belt 20, a slider 40, a base 31, and a belt fixing member 50. The...
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JP7184412B1 |
A wire driving device capable of suppressing partial loosening of a wire wound around a rotating body that feeds and rewinds the wire. A wire driving device includes a driving pulley 3 as a rotating body having a plurality of annular gro...
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JP7181877B2 |
A thrust chain device that induces an open thrust chain with a thrust portion and a housing portion, a thrust chain guide on a thrust portion of the thrust chain, a driving sprocket provided with teeth interlocking with the thrust chain,...
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JP7180489B2 |
To provide a vehicular opening/closing body driving device capable of easily fixing a cable to a drum.A door driving device includes a drum 50 having a spiral guide groove 53 formed on an outer peripheral surface, a cable 60 wound on the...
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JP7176975B2 |
To provide a rack guide which can support a rack bar more stably over a longer period, and a gear mechanism with use of the rack guide.A rack guide 30 comprises: a first rack guide part 31 having a recessed first slide surface 300a which...
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JP7173543B2 |
To provide an actuator which enables downsizing while preventing entry of foreign objects into a casing.In an actuator 1, a motor unit 20 is attached to an exterior part of a casing 50. The actuator 1 includes: a motor unit 20 having a r...
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JP2022547413A |
In a process for adjusting backlash between a pinion (20) and a rack (10) in a rack and pinion drive, a motor-gearbox assembly (30) including a motor and gearbox is mounted on the rack (10). It is supported on carrier (40) via a position...
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JP2022170615A |
To provide technology for reducing vibrations in a yawing direction.A driving device 70 drives a table 4 provided with a structure 50 including a cradle. The driving device 70 comprises: a shaft 96 rotatable about a rotation axis along a...
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JP7161893B2 |
A compressor includes: a case, a piston, an elastic member, and a drive. The piston in the case moves along an axis direction. The elastic member in the case applies a force to the piston to move the piston in the axis direction toward a...
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JP7156602B2 |
To provide a transport device and a transport method capable of improving the efficiency of a transport work by detecting step-out.A transport device 100 that transports an object to be transported P in two directions along a surface, co...
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JP2022155895A |
To provide an actuator which suppresses damage in each part when an external force is applied.An actuator comprises: a lead screw extending along a central axis; a motor which is rotationally driven around the central axis; a motor brack...
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JP7152913B2 |
To smoothly assemble an electric linear motion actuator.An electric linear motion actuator 14 comprises a linear motion conversion mechanism 24 which has: a sun roller 25 rotatable around a shaft, and immovable to an axial direction; a p...
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JP7152661B2 |
To provide a configuration in which the same slide mechanism can be adopted regardless of the amount of slide.A first slide gear 62a is configured such that a first lock part 70a moves, relative to the first slide gear 62a, by a predeter...
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JP2022152503A |
To provide an engagement chain type lift which can maintain a push-up load of an engagement chain irrespective of a lift stroke by suppressing an inclination and buckling of the engagement chain.An engagement chain type lift 100 of this ...
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JP2022542402A |
The present invention relates to an angle adjustment mechanism for pumps and motors, comprising a base and a linear actuator. The base has an upper portion attached to the motor, a lower portion attached to the pump, and a hinge for pivo...
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JP2022143776A |
To provide a linear driving device which can improve mechanical efficiency and improve durability.A linear driving device 10 includes: a rack section 20; and a body section 40. In a first rack section 21, a first rolling surface 25 is ar...
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JP7140971B2 |
To provide a configuration in which the same slide mechanism can be adopted regardless of the amount of slide.A rack 71 is maintained in one state of a first meshed state in which a first slide gear 62a is formed in an arc shape so that ...
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JP7141343B2 |
To provide a driving device capable of suppressing an operation object coming into a not-operating state, when a long member is operated with a predetermined amount.A driving device 1 includes a long member 2, a drum 3, a driving shaft A...
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JP2022134189A |
To provide a structure of a rack and pinion type steering device that can improve a steering feeling, and enhance intensity of a rack tooth without increasing weight of a rack shaft and yet secure holding force in a width direction of th...
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JP2022135011A |
To provide a ball screw device which is excellent in durability.A ball screw device comprises a nut, a screw shaft and a plurality of balls. An outside raceway surface is provided at the nut. An inside raceway surface is provided at the ...
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JP2022134190A |
To provide a structure of a rack and pinion type steering device that can improve work efficiency in assembly work.A rack shaft 11 is configured to have an assist-side rack part 35 having a non-circular cross section outline shape in whi...
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JP7133709B2 |
Provided is a damper device having good braking force responsiveness when the movement direction of a rack body is reversed. The damper device 100 comprises: a rack body 160 having a rack gear 170; a rotary damper 110 that has a pinion g...
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JP7133710B2 |
The present invention provides a damper device in which it is possible to reduce the width of a rack body and make the device thinner. The damper device 100 has a case 130, a rack body 160, and a rotation damper 110. The rack body 160 ha...
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JP2022129333A |
To provide a wire connection tool in relation to branching and jointing wires.A wire connection tool 100 is configured to: attach wire connection rods 3 and 4 to a support frame 1-1 attached to a wire suspending tool 1 for pulling an ope...
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JP7124891B2 |
With respect to a linear motion shaft in which a rack shaft part and a ball screw shaft part are joined to each other by friction welding, coaxiality of a portion having a rack shaft part and a portion having a ball screw shaft part is i...
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