158results about How to "Eliminate looseness" patented technology

Systems for bone and spinal stabilization, fixation and repair include intramedullar nails, intervertebral cages and prostheses, remotely activatable prostheses, tissue extraction devices, and electrocautery probes. The intramedullar nails, intervertebral cages and prostheses, are designed for expansion from a small diameter for insertion into place to a larger diameter which stabilizes, fixates or repairs the bone, and further can be inserted percutaneously. Remotely activatable prostheses can be activated from an external unit to expand and treat prosthesis loosening. Tissue extraction devices, and electrocautery probes are used to remove tissue from desired areas.

An adjustable customized golf club, e.g., a golf putter, as well as a method for using the club, wherein the club has a head, a striking surface attachment, and one or more lock fittings that positively lock the striking surface attachment to the head. The striking surface attachment is one of several selectable attachments, each with different performance characteristics, e.g., rebound. The one or more lock fittings positively lock the striking surface attachments to the putter head such that the club components are firmly fixed, yet are still quickly removable and replaceable. One embodiment provides a golf club comprising a head that houses a cam for engagement with posts disposed on a striking surface attachment.

There is provided a printing method using a first motor that applies a driving force for rotating a roll body around which a printing medium is wound, a second motor that applies a driving force for intermittently driving a transport driving roller that transports the printing medium, and a print head that intermittently ejects ink onto the printing medium alternately with the driving of the second motor. The printing method includes driving the first motor such that tension applied to the printing medium is constant during at least a part of a period in which the second motor is driven and stopping the driving of the first motor during at least a part of a period in which the driving of the second motor is stopped.

In a photo film carrier for use with a photographic printer, a winding device includes a rotatable winder shaft for photo film. A feeding path introduces the photo film to the winder shaft. A leading end guide plate is curved in an arc shape at a predetermined interval L to the winder shaft, for receiving a leading end of the photo film having reached the winder shaft from the feeding path, to guide the photo film toward the winder shaft in an arc shape. A tightening guide mechanism is curved in an arc shape, for tightly fitting a leading end on the winder shaft by pressing the photo film from the feeding path, to prevent the leading end from being loose at the winder shaft when a second turn portion of the photo film comes to contact the leading end after substantially one rotation of the leading end.

The invention discloses a hanging tool for a hung conveying spraying line. The hanging tool for the hung conveying spraying line comprises a hanging clamp, a hanging head and a hanging tool body. The hanging tool body is provided with at least one hanging arm set. Each hanging arm set is provided with two hanging arms which are circumferentially and symmetrically distributed. The hanging head is connected to the hanging clamp through a hinge pin horizontally arranged. A shaft neck of an end socket structure is integrally formed on the lower portion of the hanging head. The hanging head is connected with a hanging basket in a coaxially rotary mode through the shaft neck and an end socket. The lower portion of the hanging basket is connected with the hanging tool body. The hanging basket comprises a beam connected with the hanging head. The beam is connected with a basket body with an opening and of a container shape through connecting screws on the two end portions. The beam is of a vertically combined structure or a laterally combined structure composed of a first beam body and a second beam body. The first beam body and the second beam body are respectively provided with a semicircular hole matched with the shaft neck. The two semicircular holes share the same axis and are arranged oppositely. The hanging tool for the hung conveying spraying line has the advantages that spraying line operation is safe, the production efficiency is high, the structure of the hanging tool is simple, manufacture is convenient, and the manufacturing cost is low.

A steering device comprises an upper steering shaft, a lower steering shaft for transmitting rotations of the upper steering shaft to a steering gear, an engaging projection provided on a fitted-in portion of the upper shaft, an engaging groove provided on a fitted-in portion of the lower shaft for engaging with the engaging projection with a clearance of a rotational direction and a rotational direction biasing member, provided on the fitted-in portion, for giving a biasing force of a rotational direction between the upper and lower steering shafts.

A vehicle range changeover mechanism is driven in response to operation of a shift lever. The range changeover mechanism has an output sector gear that is unrotatably connected to a range control shaft, and a position detecting sensor, a portion of which that is interlocked with and connected to the range control shaft. Looseness between the output sector gear and the position detecting sensor portion is eliminated by provision of a leaf or spring plate, thereby assuring rotation of the position detecting sensor portion corresponding one to one with the rotational motion of the range control shaft.

A system used in a remotely controlled firearm device includes a circular gear and two worm gears. The worm gears engage the outer diameter of the circular gear and rotate synchronously to rotate the circular gear to align the firearm device with a target. Once the firearm device is aligned, the circular gear is locked into a fixed position that does not have any hysteresis by rotating the two worm gears asynchronously.

A conical washer having a crush zone wherein the inner annual projection comprises a top and bottom elevation where the top elevation lies at an approximately 100 to 165 degree angle to the inner annual wall of the washer and the bottom elevation is substantially flush with the bottom surface of the washer. The inner annual projection forms a crush zone, which collapses and crushes when an attachment device passes through the washer and is tightened down by a user. The crush zone provides a tight engagement of fastener to the bearing surface, and one which eliminates looseness in the fastener upon a thermal expansion of the metal of the elements.

A cutter including a base, a holder, a cutter blade portion, and a laser generator. The holder is supported on the base portion in an upright posture. The cutter blade portion supports a moving blade. The cutter blade portion is supported on the holder movable between an upper position and a lower position. The cutter blade portion is moved into the lower position to cut a workpiece supported on the base using the moving blade. The laser generator is attached to the holder or the cutter blade portion in an orientation to direct at least a portion of the laser light onto a position on the workpiece that is directly beneath the cutter blade portion when the cutter blade portion is in the upper position. Alternatively, a holder has a shaft support portion, and a slide shaft is axially slidably supported by the shaft support portion. A front end of the slide shaft has a hinge holder which pivotally supports the cutting blade portion. A laser generator is fixed to a front side of the hinge holder.

An exterior door handle assembly for motor vehicles is configured to reduce or eliminate wobble or looseness during operation of the door handle. The handle assembly may include a handle member or strap having vertically extending pins at forward and rearward ends of the handle strap, wherein the pins have non-circular cross-sectional shapes to tightly engage a slot in a finger of a bellcrank to thereby prevent wobble of the handle strap in use. The non-circular shapes may be substantially similar to that of a waxing gibbous moon.

A mechanism of a webbing retractor which can instantaneously apply driving force of a motor to a spool. At a base plate of a prime mover which is driven to rotate, two pawls are disposed at opposing positions at an outer side of an adapter connected to a take-up shaft of a webbing. The adapter includes a plurality of external teeth being formed along a periphery thereof at uniform intervals, a total number of which is an odd number. Accordingly, in a state in which both of the pawls contact the adapter, even if one of the pawls abuts an addendum of a tooth formed at an outer peripheral surface of the adapter, the other pawl does not abut an addendum of a tooth. One of the pawls quickly meshes with the adapter and rotates the adapter.

An adjustable customized golf club, e.g., a golf putter, as well as a method for using the club, wherein the club has a head, a striking surface attachment, and one or more lock fittings that positively lock the striking surface attachment to the head. The striking surface attachment is one of several selectable attachments, each with different performance characteristics, e.g., rebound. The one or more lock fittings positively lock the striking surface attachments to the putter head such that the club components are firmly fixed, yet are still quickly removable and replaceable. One embodiment provides a golf club comprising a head defining at least one slot, and a replaceable striking surface attachment having protrusions compressed within the at least one slot.

The invention provides a bus duct jack box locking device which comprises a left locking hook and a right locking hook installed outside a box body, the left and right locking hooks are parallelly and vertically arranged outside the box body, and one ends of the left and right locking hooks extend to lower side of the box body; the left and right locking hooks are movably connected with the box body; restoring springs are arranged outside the box body, and the restoring springs are respectively located on outer surfaces of the left and right locking hooks; and two ends of the restoring springs are respectively fixedly connected with the box body and corresponding left and right locking hooks, by the elasticity of the restoring springs, the shrinkage of the left and right locking hooks is realized, and the left and right locking hooks hook a bus duct shell, thus a jack box of the bus duct is locked. By locking the bus duct with the locking device, the connection between the jack box and the bus duct is more firm, and the coordination is better, thus the use safety of the bus duct is greatly improved and the operation of the bus duct is ensured.

A fixing bracket inserted into a cassette type insertion section of a male housing extends to the outside from an opening formed in a hood of a female housing under a state where the male connector is engaged with a female connector. A side face, a bottom face and a side face of the cassette type insertion section extending in the insertion direction of the male housing into the female housing come into face contact with inner faces provided for the hood, respectively.

An electrical connector for connecting to a terminal post. A contact is provided in electrical engagement with the terminal post regardless of the orientation of the contact with respect to the terminal post. A locking slide is moveably mounted to the housing body. A first reference member is provided on a first end of the body of the connector, the first reference member is provided proximate a first sidewall of the body of the connector. A second reference member is provided on the first end of the body of the connector, the second reference member is provided proximate a second sidewall of the body of the connector. When the locking slide is in the prelocked position, the first reference member is visible and when the locking slide is in the locked position, the second reference member is visible.