Abstract: A device for fixing the position of adjustable vane rows of a turbomachine is provided. The device includes a support arm and at least one clamping tool. The at least one clamping tool is attached to the support arm. The at least one clamping tool includes a clamping head and a retaining element. The retaining element connects the clamping head to the support arm.

Abstract: A pipe flange coupling device, which is attachable in connection with a first pipe of a first pipe flange, having pawls engaging a second pipe flange of a second pipe. The pawls are fixed to a spindle retractable by a translation arrangement so as to pull the second pipe flange against the first pipe flange. More particularly, the translation arrangement is configured such that, when the flanged pipes are coupled and the pawls are retracted, a force exerted on the pawls towards the extended position is transmitted via the translation arrangement against a mechanical stopper. Moreover, the translation arrangement is biased such that the translation arrangement must work against this bias in order to extend the pawls and release the flanged pipes coupled to each other.

Abstract: A tool for driving a shaft a shaft within an apertured member, the tool incorporating a segmented sleeve having upper, lower, and medial segments, each segment having upper and lower ends, a hollow bore of the lower segment being helically threaded; a shaft biasing screw mounted within the lower segment's hollow bore, upper and lower joints, the upper joint connecting the upper end of the screw with the upper segment, and the lower joint connecting the medial segment with the lower segment; a first gear component attached to the upper segment; a support frame attached to the medial segment; a second gear component mounted rotatably upon the support frame, the second gear component being positioned for rotating the first gear component; a rotary power input stem fixedly attached to the second gear component; and a clamp or hook arms adapted for positioning the apertured member beneath the screw's shaft biasing lower end.

Abstract: A tool for driving a shaft within an apertured member, the tool incorporating a segmented sleeve having upper, lower, and medial segments, each segment having upper and lower ends, a hollow bore of the lower segment being helically threaded; a shaft biasing screw mounted within the lower segment's hollow bore, upper and lower joints, the upper joint connecting the upper end of the screw with the upper segment, and the lower joint connecting the medial segment with the lower segment; a first gear attached to the upper segment; a support frame attached to the medial segment; a second gear mounted rotatably upon the support frame, the second gear being positioned for rotating the first gear; a rotary power input stem fixedly attached to the second gear; and a clamp or hook arms adapted for positioning the apertured member beneath the screw's shaft biasing lower end.

Abstract: A tool for installing a stud having a plurality of locking keys into a workpiece bore includes a main body, an actuator within the main body, a nosepiece adjacent the main body and having an anvil portion, and a mandrel disposed within the nosepiece. The actuator includes a movable piston, a shaft extending axially from the piston, and a coupler on a shaft end opposite the piston. The mandrel includes a threaded head portion and a body portion, and is releasably secured to the coupler.

Abstract: A surgical tool for removing a portion of an implant is provided that includes a housing, a motor contained within the housing and coupled to the housing, and an output shaft having a distal end and a proximal end opposite the distal end, wherein the proximal end is coupled to the motor and the distal end has an opening configured to rotatably engage an implant. The surgical tool further includes a counter-torque sleeve extending around the output shaft having a proximal end and a distal end opposite the proximal end, wherein the proximal end is coupled to the housing and the distal end is configured to couple to the implant relative to the counter-torque sleeve. Upon a rotational force to the implant, the forces transmitted by the output shaft and the counter-torque sleeve are balanced by the coupling of the output shaft and counter-torque sleeve through the housing.

Abstract: A lockbolt for installation into apertured workpiece members, comprising a pin having a head and a tail end provided with locking grooves and a single pull groove (20), wherein an installation tool having a collet with a corresponding shape to the pull groove is used to apply an increasing pulling force to the pin tail, thereby to push the collet towards the workpiece, and as the force applied by the hydraulic piston further increases, causing the collar (10) to be swaged into the lock grooves, and halting the force applied by the tool either at a predetermined maximum value or when the pin tail breaks at a breaker groove formed by the single pull groove.

Abstract: This coiler device provided with a chute guide has: pinch rollers that lead a metal sheet carried in along a path line to a coil-up line that is curved from the path line; a mandrel that is disposed ahead of the coil-up line and coils up the metal sheet; and a chute guide that guides the upward-facing surface side of the metal sheet at the coil-up line and introduces the metal sheet to the coil-up opening of the mandrel. A configuration is adopted such that the chute guide has: a main body frame; and a liner that is attached to the main body frame, forms at least a portion of the guide surface that guides the metal sheet, has a lower coefficient of friction than the main body frame, and has a lower hardness than the metal sheet.

Abstract: An impeller spinner for a fuel pump can include a head and a shank. The head can have a base at one end and a tip at an opposite end. The shank can have a body portion nearest the head with a first diameter and a fastener portion adjacent to the body portion at an end opposite the head with a second diameter.

Abstract: A lockbolt for installation into apertured workpiece members, comprising a pin having a head and a tail end provided with locking grooves and a single pull groove, wherein an installation tool having a collet with a corresponding shape to the pull groove is used to apply an increasing pulling force to the pin tail, thereby to push the collet towards the workpiece, and as the force applied by the hydraulic piston further increases, causing the collar to be swaged into the lock grooves, and halting the force applied by the tool either at a predetermined maximum value or when the pin tail breaks at a breaker groove formed by the single pull groove.

Abstract: The present invention relates to a cap tip detachment device capable of detaching cap tips which are fitted at the end of the shanks of a welding device. A pair of nail mounting boards, which mounts a fixed nail, a movable nail, and a slider, which is located between the nail mounting boards, are arranged on a linear rail. The movable nail of the pair of nail mounting boards includes a an arm extending toward an opposite side of a pivot shaft, and a spring that elastically urges the arm in a direction of separating from the nail mounting boards; and a distal end of each arm is abutted against the slider. When a shank is pushed against the fixed nail of one nail mounting board by a robot, the movable nails of both nail mounting boards open allowing the cap tip to be detached.

Abstract: A retaining device for securing one or more accessory racks to a base rack on a vehicle is provided herein. The device comprises a housing member that extends through the one or more accessory racks and into the base rack, a head, secured to the housing member that engages one or other of the racks, a detent that engages the other of the racks, and an engagement mechanism that extends the detent and pulls it toward the head. The device may further comprise a lock that secures the detent in a clamping position. The lock may comprise a ratchet and pawl arrangement defined by first and second levered tabs disposed on the head, the first tab being operably connected to the engagement mechanism. An ATV comprising one or more accessory racks secured to a base rack by a retaining device as described herein is also provided.

Abstract: A fixture for stiffening a thin-walled component comprises linking elements which support respective biasing parts and pressure parts. The biasing parts are arranged to urge the pressure parts to press on a thin-walled component, and the linking elements are rigidly connected to one another to resist a reaction force exerted on the pressure parts by the thin-walled component.

Abstract: A surgical tool for removing a portion of an implant is provided that includes a housing, a motor contained within the housing and coupled to the housing, and an output shaft having a distal end and a proximal end opposite the distal end, wherein the proximal end is coupled to the motor and the distal end has an opening configured to rotateably engage an implant. The surgical tool further includes a counter-torque sleeve extending around the output shaft having a proximal end and a distal end opposite the proximal end, wherein the proximal end is coupled to the housing and the distal end is configured to couple to the implant relative to the counter-torque sleeve. Upon a rotational force to the implant, the forces transmitted by the output shaft and the counter-torque sleeve are balanced by the coupling of the output shaft and counter-torque sleeve through the housing.

Abstract: Devices and methods for cutting tissue are provided, and more particularly the devices and methods provide for ways to prevent a cutting blade from becoming dislodged or otherwise disassociated from jaws of a surgical device. In one exemplary embodiment, a surgical device includes a jaw assembly having first and second jaws and a cutting blade. The cutting blade can include a spring mechanism configured to engage a portion of the second jaw to bias a cutting edge of the cutting blade towards the first jaw such that a top of the cutting blade distal portion contacts a portion of the first jaw. In another exemplary embodiment, a biasing block is included as part of a surgical instrument to help maintain distal ends of two cutting blades hooked against each other to form a single cutting surface. Other devices and methods for cutting tissue are also provided.

Abstract: A tile lippage removal system preferably includes a spacer post, a threaded cap and an anti-friction protection plate. The spacer post includes a base member, a spacer member and a threaded shaft. A bottom of the spacer member extends from a top of the base member. A break away connection is made between the spacer member and the base member. A bottom of the threaded shaft extends from a top of the spacer member. A plurality of grip extensions extend from an outer surface of a substantial inverted cup to allow rotation of the threaded cap. A female thread is formed in a center of the substantial inverted cup to threadably receive the threaded shaft. The anti-friction protection plate includes a round outer perimeter and a spacer opening, which is sized to receive the spacer member. The anti-friction protection plate may be used to improve existing tile lippage removal systems.

Abstract: A torsion key saddle enables a user to readily change the suspension performance characteristic and the suspension lift in a vehicle with independent torsion suspension without the need to replace the torsion keys. Use of torsion key saddles enables each wheel to be adjusted fully between the extremes available using the six possible positions for a torsion key with a hex torsion bar socket.

Abstract: A manufacturing method employing a robotic assembly system includes first and second fastener system components that are positioned by a robotic assembly on opposite sides of at least two structural pieces that are to be fastened together. The first system component includes a particular tool of a plurality of different types of tools, where the particular tool installs a particular fastener of a plurality of different types of fasteners. Each tool includes a block or base of magnetic material with a passageway opening for the fastener associated with the tool passing through the base. The robotic assembly positions the tool against one side of the structural pieces to be fastened, and positions an electromagnet assembly on the opposite side of the structural pieces. Activating the electromagnet assembly clamps the structural pieces together. With the fastener positioned in a hole through the structural pieces, the tool is activated to install the fastener between the structural pieces.

Abstract: A method for assembling a bone anchoring device includes inserting a bone anchoring element in a first holder of a tool and inserting a receiving part in a second holder of the tool, actuating the tool from a first configuration towards a second configuration to insert a head of the bone anchoring element into the receiving part; continuing actuation of the tool towards the second configuration to move a locking ring and a receiving part body of the receiving part relative to each other until the locking ring assumes a second position with respect to the receiving part body in which the locking ring is latched to the receiving part body in a position where the locking ring compresses a portion of the receiving part body to compress the head, such that the head is held in and cannot be removed from the receiving part body and the bone anchoring element is held adjustably at a first angular position relative to the receiving part, and removing the attached bone anchoring element and receiving part from the tool

Abstract: A pipe coupling apparatus for coupling together first and second opposing pipe flanges includes a number of gripping elements which are connected to the second pipe flange and are engageable with the first pipe flange. A locking element is displaceably arranged on the second pipe flange to lock the gripping elements to the first pipe flange when the pipe flanges are coupled together, and an insulating element extends around the second pipe flange and is connected to the locking element. The apparatus includes an actuating tool for displacing the first insulating element and thus the locking element.

Abstract: An apparatus for compressing or decompressing a compressible body is provided. The apparatus comprises an upper nest arm and a lower nest arm separated by a rigid rod. The upper nest arm has an upper nest arm mounting feature configured to receive a first end of the compressible body. The upper nest arm mounding feature is shaped to fit the contours of the compressible body. The lower nest arm has a lower nest arm mounting feature configured to receive a second end of the compressible body. The lower nest arm can traverse the rigid rod to either compress or decompress the compressible body.

Abstract: A torsion key saddle enables a user to readily change the suspension performance characteristic and the suspension lift in a vehicle with independent torsion suspension without the need to replace the torsion keys. Use of torsion key saddles enables each wheel to be adjusted fully between the extremes available using the six possible positions for a torsion key with a hex torsion bar socket.

Abstract: The present invention concerns an apparatus for use in the assembly of an elastic sealing element on an electrical conductor as well as a method for sheathing an electrical conductor with an elastic sealing element. The apparatus according to the invention has a first pin which performs a reciprocating movement and at the front end of which is formed a cutting tip which, on penetration through a sealing element positioned in front of the cutting tip in the direction of reciprocation and designed as a solid body, produces a through-opening in the sealing element. Furthermore, the apparatus comprises a second pin for receiving the sealing element which has been provided with a through-opening by the first pin, wherein the outer circumference of the second pin in at least one region is larger than the outer circumference of the first pin for expansion of the through-opening produced in the elastic sealing element.

Abstract: A method for practicing a swaging operation is described. A swaging apparatus comprises a housing, a holding unit, and a moveable member. The holding unit on the housing is capable of receiving and holding an inflexible tube and a swage fitting. The moveable member is capable of moving axially along the housing with respect to an axis for the inflexible tube and the swage fitting to connect the swage fitting to the inflexible tube and create a seal between the swage fitting and the inflexible tube.

Abstract: A device for crimping an implantable device or a part thereof between a radially expanded condition and a radially contracted condition, includes first and second annular bodies arranged about a common axis, and a ring-like array of linear crimping elements having respective opposite ends linked to the first and second annular bodies, respectively. These annular bodies are relatively rotatable around the common axis between a first position, wherein the annular array of crimping elements define a wider orifice for receiving a device to be crimped, and a second position, wherein the annular array of crimping elements define a narrower orifice.

Abstract: With abluminal side of a stent masked, the luminal side of the stent is selectively coated with a substance, such as an anti-coagulant, a platelet inhibitor and/or a pro-healing substance. The stent can be masked by inserting it into a rigid mandrel chamber or by compressing a masking sleeve onto the outer side of the stent. A spray nozzle inserted into the masked stent spray coats the substance onto the luminal side. The sprayed coating can be cured onto the stent such as by inserting an electrical-resistance heater bar into the stent.

Abstract: An injector sleeve removal device including a tapered portion and a ridge. The a tapered portion having a first diameter and a second diameter. The first diameter is relatively smaller than an opening of an injector sleeve and the second diameter is relatively greater than the opening. The ridge is disposed helically about the tapered portion. The ridge is configured to cut into an inner surface of the injector sleeve and draw the tapered portion into the injector sleeve in response to rotation of the sleeve removal device.

Abstract: A system for fluidic coupling and uncoupling of fluidic conduits and a microfluidic chip, wherein the fluidic conduits are connected mechanically to a first structural part and the microfluidic chip is carried by a second structural part. The structural parts are moved perpendicularly toward and away from each other by means of a mechanism provided for this purpose. Outer ends of the fluidic conduits can thus be moved over a determined distance substantially perpendicularly to the outer surface of the microfluidic chip and connecting openings in the outer surface of the microfluidic chip. This enables accurate realization of fluidic coupling and uncoupling without the occurrence of undesirable moments of force and with minimal risk of damage to the fluidic conduits or the connecting openings. With such system requirements which can be set in respect of convenience, speed, temperature resistance, sealing, chemical resistance, reproducibility and so forth, can be fulfilled.

Abstract: A snap ring attachment includes a guide cylinder (40) defining a guide path (41) having a region of a supply port side of a snap ring exhibiting a circular section and a region of an exit side of the snap ring exhibiting an oval section and continuously varying from the circular section to the oval section, so as to guide the snap ring toward an attachment groove, a posture changing and pressing mechanism (50) provided in the guide cylinder for pressing the snap ring supplied in an upright state vertical to the extending direction of the guide path while being radially contracted, to tiltingly move it, then again erect it, and press it while changing its posture to be pushed into the attachment groove, and a driving mechanism (60) for exerting driving force to generate pressing force in the posture changing and pressing mechanism.

Abstract: A barrel support device supports a barrel rotationally about an axis of the barrel with the axis being arranged vertically and an opening of the barrel through which a plunger rod is inserted being directed upward. A chuck of a plunger rod support device holds the plunger rod in a first holding state in which the plunger rod is prevented from rotating about and sliding along its axis and inserts it into the barrel. Then, the chuck enters a second holding state in which the plunger rod is prevented from rotating about its axis but is not prevented from sliding along its axis. A load application device places a load acting downward on the plunger rod, and a rotation application device rotates the barrel in a direction in which the plunger rod is screwed into a gasket in the barrel.

Abstract: A jaw member for use with an electrosurgical forceps includes a support member having a first surface and a pair of depending sides which extend therefrom forming a generally U-shaped configuration. The free end of the sides each including a flange which extends outwardly therefrom which is designed to attach to an electrically conductive plate such that the plate bridge the two flanges to enclose the U-shaped support member to form a box-like skeleton having a cavity defined therein. An insulative material is disposed within the cavity and an insulative cover is disposed about a periphery of the box-like support skeleton to insulate surrounding tissue during activation of the conductive plate.

Abstract: A system and method for loading an endoprosthesis, such as a stent or valve, into an introducer is provided that permits interventionalists to load the endoprosthesis easily at the bedside. The system can include a compressor for compressing the endoprosthesis to a cross-sectional area less than the cross-sectional area of the introducer lumen. The compressor has a funnel portion at one end where the un-compressed endoprosthesis can be introduced and another end where the introducer and sleeves of a split sleeve device are inserted. The sleeves conform to the compressor passage and surround the endoprosthesis to collapse the endoprosthesis. The split sleeve device also includes a mounting device coupled to the sleeves. The endoprosthesis is compressed and loaded into the introducer by the relative movement of the mounting device and the compressor, where the endoprosthesis remains generally stationary while being compressed and loaded in order to avoid potentially compromising the endoprosthesis.

Abstract: Snap ring pliers include first and second pivotal levers wherein the first lever has a first jaw and a first handle and the second lever has a second jaw and a second handle; a biasing member interconnecting the handles; and a ratchet mechanism comprising a curved ratchet rack having one end secured to an end of the second handle and the other end proximate an end of the first handle; a sliding member secured to the end of the first handle and comprising a projection at one end, and a channel with the other end of the ratchet rack moveably disposed therein; a lock member having one end pivotably secured to the projection and comprising a protrusion at the other end; and a pawl member on the lock member and having one end secured onto the projection, the pawl member comprising a lock hole with the protrusion locked therein.

Abstract: A tool for use in disconnecting a quick-connect air-hose coupler has a pair of arms, each arm having a tool end and a handle, the arms being hinged to each other for relative rotation in generally parallel planes, such that selected relative movement of the handles causes opposite relative movement of the tool ends. An incomplete ring is formed on each tool end, the rings being generally coaxial when the rings are adjacent to each other. An insert is configured for insertion into one of the rings, the insert comprising an opening of a selected width.

Abstract: A tool for the connection of tubes (T) by means of connection sleeves (C), comprising two jaws (2, 3) which are mutually movable between an open rest position, and a closed work position wherein they define an annular reception seat (7) of the connection sleeve (C), and wherein they turn a circumferential series of radial punches (6) towards the sleeve (C); said jaws (2, 3) each comprising at least one punch (6) sliding towards the center of said reception seat (7), and being mutually connected by means of a kinematic system which permits them, when they are found in said open rest position, to confer a generally open-ring shape to said reception seat (7), through whose lateral opening (8) the connection sleeve (C) can be inserted and extracted by lateral movement.

Abstract: Gas turbine engine systems involving rotor bayonet coverplates and tools for installing such coverplates are provided. In this regard, a representative turbine assembly for a gas turbine engine includes: a turbine disk operative to mount a set of turbine blades; and a coverplate having an annular main body portion and a spaced annular arrangement of tabs extending radially inwardly from the main body portion with open-ended gaps being located between the tabs, the tabs being operative to secure an inner diameter of the coverplate to the turbine disk.

Abstract: Weatherstripping is inserted in an extrusion on-line with an extruder which provides the extrusion as it moves towards a station. The extrusion at such station is pulled and cut into sections from which frames of windows are fabricated by fabricators, thereby avoiding the need for insertion of the weatherstrip into the sections offline by the window fabricator. The insertion apparatus includes rollers and an insertion wheel which inserts the weatherstrip into a slot on one side of the extrusion.

Abstract: A joining unit contains a spindle drive in the form of a hollow shaft motor that encloses a spindle. The hollow shaft motor serves to achieve a linear movement of a joining tool for the execution of a joining process. The joining unit contains instruments for the presetting and/or determination of the forces exerted and/or the movement of the joining tool during the joining process.

Abstract: A computing device includes a touchpad having a plurality of internal diaphragms that allow the touchpad to sense downward force inputs. The diaphragms are evenly glued about their circumferential edge portions to an internal flat surface by way of a gimbal press. The gimbal press can include a force delivery component coupled to an upper plate having an internal depression, a lower plate having a ball bearing that accepts force from the upper plate via the internal depression, a flexible ring member, and a compliant annular component. Both plates have a plurality of interlocking features with grooves extending therethrough that accept the flexible ring member. Force is evenly distributed to the diaphragm via a gimbal effect at the ball bearing, and the flexible ring member centers the upper and lower plates with respect to each other while permitting some relative tilt and rotation between the plates.

Abstract: A system for manufacturing a forceps is disclosed. The system includes a forceps having first and second opposing jaw members. A compression mechanism is coupled to the pair of opposing jaw members and configured to provide and maintain a compression force between the opposing jaw members. The system also includes a load cell configured to measure an initial compression force between the opposing jaw members and a controller coupled to the load cell and configured to adjust the compression force based on a comparison between the initial compression force and a predetermined range.

Abstract: A spring actuated clamping mechanism has a backer plate with an upper surface and a lower surface. A set of apertures is formed along the periphery of the backer plate. The upper surface of the backer plate has at least one backer plate recess, and preferably four recesses, formed therein. A threaded aperture is also formed in the backer plate. A compression plate is also provided. A second set of apertures is formed along the periphery of the compression plate. The lower surface of the compression plate has at least one compression plate recess, and at least one compression plate aperture. At least one compression spring is disposed between the backer plate and the compression plate. A screw tension release mechanism is screwed into the backer plate threaded aperture and inserted through the compression plate aperture.

Abstract: A clamp of an anti-vibration spring includes a pipe body and a sheathing element fixed to an end the pipe body. Another end of the pipe body is fixed to a covering element. The sheathing element is passed through the external periphery of the pipe body. The pipe body includes a screw rod screwed at the moving element, and an end of the screw rod is protruded from an end of the covering element and fixed at a driving element. A connecting element between the sheathing element and the moving element positions the sheathing element and the moving element. Each sheathing element has a connecting portion including a transversal slot, two clamping disc, and an insert portion on the clamping disc connected to the transversal slot and fixed by a positioning element. By turning the driving element, the anti-vibration spring is compressed or released between the two clamping discs.

Abstract: The system according to the invention allows the separation of two equipment items of an installation in a confined environment, without interrupting the confinement inside this installation. It primarily comprises a confinement flange (10) placed tightly between the two parts of the installation, and comprising a slot (12) protected by a temporary cover (11). The assembly is completed by a guillotine made up of two closure plates (20A, 20B) pressed against each other before their insertion into the slot (12). Once this insertion of the guillotine is complete, the two closure plates (20A) and (20B) can be separated from each other so as to each constitute a tight covering of the two parts of the installation to be separated. Application to confinement installations for the implementation of vacuum intervention methods where one wishes to maintain a special confinement.

Abstract: A clamp and quick release mechanism for clamping and releasing a cylindrical linkage to a rod-like member comprises a locking ring located on the rod-like member and a clamping ring. The inner surface of the clamping ring and the outer surface of the locking ring are configured such that rotation of the clamping ring in one direction will compress the locking ring and rotation in the other direction will allow expansion of the locking ring.

Abstract: An exemplary pressing device (100) includes a first movable member (10) and a second movable member (20). Each of the first and second movable members includes an upper clamping element (11, 21) and a lower clamping element (12, 22). The upper clamping element has a first fringe portion and a plurality of first latching grooves (111, 211) having different sizes are defined in the first fringe portion. The lower clamping element has a second fringe portion and a plurality of second latching grooves (121, 221) having different sizes are defined in the second fringe portion. Each first latching groove of the second movable member has a same size as that of a corresponding first latching groove of the first movable member. Each second latching groove of the second movable member has a same size as that of a corresponding second latching groove of the first movable member.

Abstract: A yoke assembly includes two support members that are connected to one another, both of which include respective first ends and second ends. The support members are spaced apart enough to fit over existing hardware on a T-adapter at a dead end. In proximity to the first end of the two support members, a connection member is connected to the support members for securing the yoke assembly to the T-adapter. The yoke assembly includes a pole connector, which is pivotably positioned in proximity to the second end of each support member, wherein the pole connector is positioned between the two support members and secured thereto by the second pin. A pole can be secured between the pole connector of the yoke assembly and the power pole, reducing stress on an insulator for removing/repairing the insulator.

Abstract: A spring actuated clamping mechanism has a backer plate with an upper surface and a lower surface. A set of apertures is formed along the periphery of the backer plate. The upper surface of the backer plate has at least one backer plate recess, and preferably four recesses, formed therein. A threaded aperture is also formed in the backer plate. A compression plate is also provided. A second set of apertures is formed along the periphery of the compression plate. The lower surface of the compression plate has at least one compression plate recess, and at least one compression plate aperture. At least one compression spring is disposed between the backer plate and the compression plate. A screw tension release mechanism is screwed into the backer plate threaded aperture and inserted through the compression plate aperture.

Abstract: A tool for drawing duct sections together is formed of a U-shaped steel section. The center pane of the U has a V-shaped notch that is slipped behind the flanges of duct sections. The V draws the duct sections together as the tool is moved into place. When the tool is in place, a cleat can be inserted over the flanges from the same direction as the tool was installed. Because of the gauge of material used to make the tool, the cleat and the tool both fit behind the flanges of the of the ducts, allowing the cleat and tool to be installed from the same side of the duct. After the cleat is in place, the tool can be removed.

Abstract: A device for crimping an implantable device or a part thereof between a radially expanded condition and a radially contracted condition, includes first and second annular bodies arranged about a common axis, and a ring-like array of linear crimping elements having respective opposite ends linked to the first and second annular bodies, respectively. These annular bodies are relatively rotatable around the common axis between a first position, wherein the annular array of crimping elements define a wider orifice for receiving a device to be crimped, and a second position, wherein the annular array of crimping elements define a narrower orifice.

Abstract: A device for assembling a lens assembly includes a base, a barrel having a bottom, a universal joint disposed between the base and the bottom of the barrel, a push rod, and a resilient member. The universal joint is configured for allowing the barrel to tilt in any direction. The push rod is configured for depressing the lenses received to the barrel to form a lens barrel. The resilient member is disposed between the base and the bottom of the barrel. In process of assembling lenses, when the push rod presses the lenses received in the barrel, the lens assembly can hold the axis of the lenses in coaxial alignment under the cooperation of the universal joint and exert a uniformity force on a surface of the lenses. The lens assembly can eliminate the risk of breakage of the lenses and accurately position the lenses.