Abstract: With a view to providing an X-ray irradiator superior in workability in mounting a collimator box to an X-ray tube, the X-ray irradiator includes: a ring provided on an entry plate of the collimator box so as to surround an X-ray incidence window, the ring receiving therein a flange of the X-ray tube and having plural slots formed radially through the ring; plural tongue pieces inserted through the slots from outside to inside of the ring and holding down the back side of the flange; and a pair of half-rings which holds the plural tongue pieces at positions outside the ring and which, when one ends and opposite ends thereof are respectively opposed to each other, surrounds the ring with the plural tongue pieces inserted respectively into the plural slots.

Abstract: An arrangement for cooling or heating of a flange bolt for turbines comprises one or more boreholes, that extend through the bolt, and inlet and outlet pipes that are connected to each end of the borehole. A cooling or heating medium such as air, steam or any other fluid flows through an inlet pipe into and through the borehole thereby cooling or heating the bolt, and exits from the borehole via an outlet pipe. The cooling or heating arrangement enables direct cooling or heating of the bolt itself and ensures stable bolting forces throughout the operation of the turbine. The flange bolts with this arrangement may be applied to gas turbines or steam turbines operated at elevated steam temperatures and pressures.

Abstract: An intermediate device that clamps the front suspension of a two-wheeled and/or motorized vehicle as part of the steering system that attaches to the frame structure and provides a mounting area for the handlebar and controls. This multiple point mounting area comprises of Acrylonitrile/Butadiene polymer or Urethane dampeners positioned above and below the clamp plane. A shoulder bolt passing through from the lower side captures these dampeners against a step washer backed against the lower portion of the threaded handlebar clamp. This assembly provides a contained system of absorption of impact to the operators' forearms and hands while protecting against handlebar position relocation in the event of a collision, crash or aggressive rider input.

Abstract: A flange connection between a longitudinal beam of a vehicle as a first component and a carrier element, which can be mounted to it, as a second component, whereby a flange plate operatively mounted to either the first or second component and a counter flange plate operatively mounted to the other of the first or second component. To hold the flange plate tight to the counter flange plate, a wedge effect is used. A connection bolt having a wedge slope protrudes from the flange plate, wherein the wedge slope extends in a cross direction. The counter flange plate has a feed-through opening for the connection bolt, and wherein a locking component is placed at its inner side. In the connected position, the locking component surrounds the locking bolt and establishes a wedge surface that interacts with its wedge slope. Furthermore, the locking component exhibits at a side opposite the wedge surface, a clamping screw that can be tightened against the connection bolt.

Abstract: A holder for a light bulb, wherein the bulb is connected to a reflector, for example for vehicular lamps. The reflector has its rear provided with brackets of such a configuration that a cap flange of the bulb, and recesses present therein, fit in the brackets in such a way that the bulb sets in its position. The brackets are provided with opposing lips, against which the cap flange rests and the cap flange is securable to the lips by means of U-shaped gripping jaws of the holder.

Abstract: A seismic adapter for attachment to a steel web joist. The joist includes a pair of angled elements which extend parallel to one another with a cord space therebetween. The adapter includes an anchor plate juxtaposed with the upper surface of the element pair and an engagement plate engaging the parallel edges of the legs of the element pair. A threaded stud attaches to the anchor plate and extends through the engagement plate. The extension of the stud provides for the attachment to a hanger adapter brought together by a nut on the stud. The engagement plate includes a flat anchor portion and upstanding engagement portions having distal edges with interlocking engagement profiles including a tongue and outwardly extending shoulders to receive the parallel edges of the angle element pair.

Abstract: A seismic adapter for attachment to a steel web joist. The joist includes a pair of angled elements which extend parallel to one another with a cord space therebetween. The adapter includes an anchor plate juxtaposed with the upper surface of the element pair and an engagement plate engaging the parallel edges of the legs of the element pair. A threaded stud attaches to the anchor plate and extends through the engagement plate. The extension of the stud provides for the attachment to a hanger adapter brought together by a nut on the stud. The engagement plate includes a flat anchor portion and upstanding engagement portions having distal edges with interlocking engagement profiles including a tongue and outwardly extending shoulders to receive the parallel edges of the angle element pair.

Abstract: An intermediate device that clamps the front suspension of a two-wheeled and/or motorized vehicle as part of the steering system that attaches to the frame structure and provides a mounting area for the handlebar and controls. This multiple point mounting area comprises of Acrylonitrile/Butadiene polymer or Urethane dampeners positioned above and below the clamp plane. A shoulder bolt passing through from the lower side captures these dampeners against a step washer backed against the lower portion of the threaded handlebar clamp. This assembly provides a contained system of absorption of impact to the operators' forearms and hands while protecting against handlebar position relocation in the event of a collision, crash or aggressive rider input.

Abstract: A differential gear assembly including a differential housing and a ring gear mounted externally to the differential housing by a clamp. The differential housing and the ring gear each include an annular flange extending therefrom and the clamp includes a pocket which is adapted to receive the annular flanges therein. In another aspect, the flanges include opposing angled surfaces and the pocket includes opposing angled sides, whereby when the clamp is placed to the flanges, the angled surfaces of the flanges engage the angled sides of the clamp such that the clamp provides an axial clamping force to the flanges.

Abstract: An attachment for attaching the upper end of a swing device to a raised top bar. The attachment includes a pair of arcuate slide sections having opposite ends in mating engagement to form a circular slide, a U-bolt having a pair of parallel threaded end segments connected by a curved bridging portion slidably engaged in the slide, a generally V-shaped saddle bracket whose arms have first ends connected by a saddle, spaced-apart second ends containing through holes for receiving the end segments of the U-bolt and a pair of opposing sliders projecting from the bracket arms for slidably engaging in the slide, and at least one nut for threadedly engaging an end segment of the U-bolt. The attachment enables a chain or other swing suspension device that is secured to the bracket to pivot 360° around the top bar.

Abstract: A stud for interconnecting adjacent flanges of a flanged joint in a tubular casing. The flanges each contain apertures to receive the stud and each flange is inclined relative to the casing outer surface, with one flange extending radially outwardly and the other flange extending radially inwardly, as a result of which one end of the stud extends externally of the flanged joint and the other end extends internally. The stud includes an external formation that is of non-circular form and that is carried by the stud between the threaded ends to extend radially outwardly. The external formation is adapted to be engaged by an anti-rotation member to prevent unintended rotation of the stud. The stud is removable from the flanged joint without the need to completely disassemble the joint to remove a broken stud.

Abstract: A flange (1) for a space vessel (2), which flange (1) is arranged so as to reduce a shock or impact wave that occurs upon the release of a coupling (5). The coupling (5) is intended to impart a radially inwardly acting force to hold together two separable space vessel parts (3, 4) via two flanges (1, 6) belonging to respective space vessel parts (3, 4). The first flange (1) comprises at least one weakened point (9) so that it has a substantially broken annular shape, in order to thus reduce its energy-absorbing capacity when it is bent inward by the force (F).

Abstract: Provided herein is an article which is by its nature readily clamped to the end portion of a metallic ware employed as a cable support rack, and driven into the ground. An insulative wedge according to the invention renders a linear metallic ware to not be in contact with the ground, and has the further advantage of comprising an end portion which penetrates earth readily but which is simultaneously deflected by subterranean conduits into which it may inadvertently come into contact with, thereby not interfering with the integrity of subterranean utilities, including wires, pipes, conduits, and the like.

Abstract: A bolt-on clamp assembly for mounting a hydraulic line to a support structure, such as a boom or articulated arm. There are upper and lower clamp members having jaw portions that define a receiving area for the hydraulic line. The clamp members are joined by a hinge structure on one side of the receiving area, which forms a fulcrum for downward pivoting motion of the upper clamp member while the lower clamp member rests on the underlying structure. A mounting area is formed on the opposite side of the receiving area, and includes coaxially aligned bores for passage of a mounting bolt through a upper and lower clamp members. As the mounting bolt is tightened, the hydraulic line is gripped between the jaw portions of the clamp members. Opposing stop faces are formed on the mounting portions of the upper and lower clamp members to limit the pivoting motion and thereby prevent crushing or deformation of the hydraulic line.

Abstract: An assembly (10) of a tapered bushing (14) and a toothed wheel (12), having a preferred direction of rotation. The assembly (10) having on each face (22, 24) a hole or set of holes H1, H2 containing surfaces which interact with a threaded rod (26) for mating and/or separating of the assembly (10) form either face (22, 24). In a preferred embodiment of the invention, the assembly (10) will have two mating holes and one separation hole on each face (22, 24) of the assembly (10). This assembly (10) allows ease of mating and/or separating the assembly when access is limited to only one face of the assembly.

Abstract: Disclosed is a construction and method for jointing steel members using shear rings, achieving a jointing construction to which a real shearing force can be applied, improving working conditions, the jointing strength and durability, and reducing material. The construction has at least one first steel member and at least one second steel member overlapped together and respectively having at least a bolt hole and at least an annular groove, and at least one shear ring inserted in the annular groove of both the first steel member and the second steel member to prevent slip between the first steel member and the second steel member. The annular groove is formed at each of contact surfaces of the first steel member and the second steel member, and the bolt hole has a first clearance while the annular groove of at least one of the first steel member and the second steel member has a second clearance smaller than the first clearance.

Abstract: A lintel support brace having a top portion, an opposing bottom portion adjustably coupled to the top portion, and a support arm coupled to the bottom portion, wherein the top portion and the bottom portion are configured to be attached to an adjoining header.

Abstract: A spring brake actuator having a flange case and a head, each of which includes a radially outwardly extending annular flange, is provided. The actuator also includes an annular retaining member comprised of two halves and having an annular peripheral groove therearound. The retaining member includes first and second radially inwardly protruding portions, the first radially inwardly protruding portion engaging the annular flange of the head and having an inner diameter smaller than an outer diameter of the annular flange of the head, and the second radially inwardly protruding portion engaging the annular flange of the flange case and having an inner diameter smaller than an outer diameter of the annular flange of the flange case. A retaining ring is disposed within the annular peripheral groove, and exerts compressive forces to hold the halves of the retaining member together to inhibit disassembly of the head and the flange case.

Abstract: A clamping system is disclosed and includes a hollow shaft for interlocking with a shaft. The hollow shaft is integral with a device so that when the hollow shaft and the shaft are coupled, the device rotates therewith. The hollow shaft has slots to allow a two-piece clamping mechanism to simultaneously contact the hollow shaft and the shaft to accomplish the desired coupling. The clamping mechanism includes two shells with mating surfaces and wing portions for generating compressive force to couple the mating surfaces to the hollow shaft and the shaft.

Abstract: An embodiment of a component assembly for use in a mechanism includes a first member having a pair of spaced flanges with fastener receiving openings through the flanges. A second member is a hardened powdered metal part including spaced seats engaging the flanges and slots in the seats connecting with enlarged recesses. The slots and recesses have openings extending through sides of the second member. Inserts extending into the recesses through the openings have fastener engaging openings aligned with the fastener receiving openings in the flanges of the first member. Fasteners extend through the flanges and the slots to the insert openings, fixing the flanges of the first member to the seats of the second member. Exemplary assemblies are illustrated. The assemblies provide hardened wearing surfaces made from powdered metal with manufacture simplified by the fastener inserts received in openings formed parallel to the other major surfaces of the powdered metal components.

Abstract: An articulated clamp connector is for interconnecting pipes, cables, etc. preferably underwater, where interconnecting ends of pipes are provided with connecting flanges with outer conical surfaces which interact with opposite surfaces of the clamp. When joining the pipes, the connecting flanges are pressed against each other and provide a metal seal between the flanges. The clamp connector has a set of outer articulated clamp halves for placing around the joining flanges, and a first tightening bolt for closing the outer clamp halves around the joining flange. Further, the clamp coupling has a split activating ring slideably arranged inside the outer clamp halves, a second tightening bolt arranged for tangential movement of the split activating ring, a number of spring elements arranged between the split activating ring and locking segments. These spring elements are placed in grooves, respectively, in the inner part of the split activating ring and the outer part of the locking segments.

Abstract: A furniture component arrangement includes a ganging bracket useful for securing a pair of adjacent flanges of adjacent office furniture components in a workstation. The ganging bracket includes ganging parts that are designed for positioning about flanges projecting outwardly from a back wall extending along a length of an office furniture component. The ganging parts each include a male section including a flange slot, a female section forming a female slot, and a vertical offset joining the male section and the female section. The ganging parts also include a substantially identical second ganging part. Each of the ganging parts also includes a channel, aligned with the vertical offset and extending along a portion of the ganging part.

Abstract: A floating link archway system which is useful for building access roads, such as logging roads and secondary roads in wilderness areas that include waterways such as streams and creeks, without causing significant adverse impact to sensitive environment. The archway system is constructed of a plurality of modules having a semi-cylindrical configuration with flanges at each end, an integral semicircular upstanding reinforcing rib between the flanges, footing contact areas at the base of each side of the semi-cylindrical body, and protective caps which cover the entirety of adjacent flanges of pairs of adjacent modules and thus enable the modules to move independently of one another.

Abstract: An assembly for generating a negative pressure in an industrial process includes a plurality of interconnected units formed with wedge-shaped connections in their mutually contacting surfaces. Intermediate units in the assembly, such as an ejector housing, are formed in each contact surface thereof with the same type of connections. Accordingly, one end of the unit includes a female connection on one side thereof, and a male connection on the opposite side, whereas the other end of the unit includes a male connection on the first side and a female connection on the opposite side. The connections include inclined slide surfaces, providing a hook mount which presses the units together in a wedging effect as the units are axially displaced relative to each other. The displacement is produced by a bolt acting between the units.

Abstract: An apparatus and method for forming circular, oval and irregularly shaped connectors and other curved or arcuate members from stock material. In one embodiment, the apparatus includes a pair of pinch rollers mounted on a support structure and defining a gap therebetween, an adjustment mechanism to selectively vary the gap between the pinch rollers to vary the amount of compression force being exerted on at least a portion of the stock material, and a containment roller positioned proximate the gap between the pinch rollers. The compression force exerted on at least a portion of the stock material causes the stock material to bend thereby forming the curved or arcuate connector or other member. Adjustment of the pinch rollers controls the amount of compression force applied to the stock material which controls the degree of curvature in the finished product.

Abstract: A flange assembly for joining sections of round or flat oval ductwork, a corresponding method of use, and a machine for making. The flange is generally L-shaped in profile, and is made of a single piece of metal requiring only a single joint. The machine makes flanges from a single length of coiled steel stock.

Abstract: The invention relates to a clamping ring for connecting cylindrical units of a missile, which have each a circumferential projection and a flat-conical engagement surface. The clamping ring comprises a circumferential portion bent to a arc of a circle and having two ends, which can be tightened together by means of a turnbuckle. The clamping ring has cheeks along its rims. The cheeks have flat-conical engagement surfaces corresponding to the flat-conical engagement surfaces of the circumferential projections of the cylindrical units to be connected. The clamping ring extends with the cheeks over the circumferential projections of the units. In order to increase the strength of the clamping ring by suitable shaping within a predetermined space, the inner surface of the clamping ring is free from edges and guided tightly about the outer contours of the circumferential projections.

Abstract: The invention relates to a clamping ring for connecting cylindrical units of a missile, which have each a circumferential projection and a flat-conical engagement surface. The clamping ring comprises a circumferential portion bent to a arc of a circle and having two ends, which can be tightened together by means of a turnbuckle. The clamping ring has cheeks along its rims. The cheeks have flat-conical engagement surfaces corresponding to the flat-conical engagement surfaces of the circumferential projections of the cylindrical units to be connected. The clamping ring extends with the cheeks over the circumferential projections of the units. In order to increase the strength of the clamping ring by suitable shaping within a predetermined space, the inner surface of the clamping ring is free from edges and guided tightly about the outer contours of the circumferential projections.

Abstract: A clevis pin joins a thrust link to a support in an aircraft engine thrust mount. The pin includes a shank having a semicircular section for carrying in shear thrust load between the link and support. A head is disposed at one end of the shank, and a tip is disposed at an opposite end of the shank. In a preferred embodiment, a pair of the pins are nested together for collectively effecting a circular cross sectional area for carrying the thrust load in shear therethrough.

Abstract: A joint in a space vehicle to hold together a first part of the vehicle and a second part of the vehicle that can be separated from the first part, in which the joint includes a first flange member (1) attached to the first part of the vehicle and a second flange member (2) attached to the second part of the vehicle. A number of clamps (4) equipped with two clamping lips (5, 6) are distributed around the perimeter of the flange members (1, 2) that transfer radial force from a tensioning means (7), arranged around the clamps (4), to both of the flange members (1, 2) in order to press these together, whereby rolling members (8) are arranged between at least one of the clamping lips (5, 6) of the respective clamps (4) and the adjacent first (1) or second (2) flange member.

Abstract: A closure system includes two longitudinally-extending shell members, each having flanges. Each of the flanges have inner and outer surfaces such that in a closed state the inner surfaces of each of the flanges contact one another to form at least one longitudinal seam. Several longitudinally extending ramp pairs are disposed on the outer surfaces of the flanges One ramp of each ramp pair is disposed on the outer surface of one flange and another ramp of each ramp pair is disposed on the outer surface of the other flange. The ramp pairs are inclined away from the longitudinal seam when viewed along a first direction. A clamping rail has an inner surface that includes a guide channel interlocking with the ramp pairs so that the first and second flanges compress the seam. Additional longitudinally extending ramp pairs can be disposed on the outer surfaces of the flanges, in which case a second clamping rail having an inner surface that includes a second guide channel interlocks with the additional ramp pairs.

Abstract: The invention relates to a clamping ring for connecting cylindrical units of a missile, which have each a circumferential projection and a flat-conical engagement surface. The clamping ring comprises a circumferential portion bent to a arc of a circle and having two ends, which can be tightened together by means of a turnbuckle. The clamping ring has cheeks along its rims. The cheeks have flat-conical engagement surfaces corresponding to the flat-conical engagement surfaces of the circumferential projections of the cylindrical units to be connected. The clamping ring extends with the cheeks over the circumferential projections of the units. In order to increase the strength of the clamping ring by suitable shaping within a predetermined space, the inner surface of the clamping ring is free from edges and guided tightly about the outer contours of the circumferential projections.

Abstract: A process for guiding an instrument in space, in which the instrument is arranged at the free end of an articulated arm whose arm sections are caused to pivot and/or travel with respect to each other by drive units. The instrument is caused to travel in a limited movement region under the control of a control device. For predetermination of the movement region for points that are situated in the movement region, a respective pivot angle and/or travel position between the respective arm sections is set. The respective position and attitude of the instrument is sensed by at least a first measuring device. For hand-controlled guiding of the instrument, an actuating force exerted on the instrument and/or the articulated arm is sensed by a second measuring device.

Abstract: A cam lock fastening system including cam lock devices for connecting two or more sheet metal panels to create a work booth. The device comprises a rigid, pivotable handle which includes at one end a cam like head; the handle being attached to an angle iron by a pivot pin. The angle iron is placed over the edges of the panels and is in a cooperating relationship with the panels as the handle is pivoted, causing the cam surface to be compressed against the compacted panel. The device is closed completely when a flat portion of the cam surface is in a locking relatonship with the panels. The locking of the device is aided by exerting influence upon the handle in a biasing manner, such as with a mallet like tool. The panels may be disconnected by reversing the direction of the handle to unlock the device. Eight foot sheet metal panels would require about three devices.

Abstract: A system is provided for assembling laminar components in places with different access. The laminar components are provided with parallel projecting flanges and a clip for bringing these flanges together. The clip is configured as a channel which is provided at one end with a pin running between the flanges of the channel. The clip is inserted into an opening in the flange and serves as a pivot point for swinging the channel to the end position.

Abstract: A device for fixing a built in apparatus in a panel opening. Bolts, each having a base, fixed to the apparatus and a sliding piston are urged into contact with the panel by the action of compression springs. The piston includes push clips emerging into slots of the base to catch the piston on the base in an inoperative position and for triggering the locking by releasing the piston.

Abstract: A locking mechanism that includes a multi-dimensional connecting locking pin which provides a structural link between two structural members that can be repeatedly separated and locked together. The connecting pin is comprised of a tapered shaft extending through a radially expandable split ring with the tapered shaft being moveable between housings located on each of the two separate structural members. As the tapered shaft moves through the radially expandable split ring, the ring is expanded outwardly to engage locking grooves in both housings to lock the structural members together. The tapered shaft is actuated by a hydraulic cylinder that forces the tapered shaft through a first stage in which the receiver housing is first aligned with the other housing, and after proper alignment is achieved, a second stage of the tapered shaft expands the split ring into a locking position.

Abstract: A mounting apparatus for mounting an accessory to a pickup truck having a chassis, and having a bed attached to the chassis. The mounting apparatus includes a frame assembly for receiving the accessory; and bed pad structure for attachment to the chassis of the truck and for selectively attaching the frame assembly to the chassis of the truck with a portion of the bed pad structure positioned within the bed of the truck in a position in which the bed pad structure will not encumber the bed of the truck when the frame assembly is not attached to the chassis of the truck.

Abstract: A connector for securing a constant velocity universal joint having a housing to a coupling member, the housing and coupling member each having an inner surface and an outer surface. The connector includes an annular member having a first end, a second end, and a plurality of openings which extend axially from the first end to define a series of radially expanding panels for receiving the constant velocity universal joint and coupling member. The joint and coupling member each have respective mating surfaces which engage each other. The first end of the annular member engages the outer surface of the coupling member and the second end of the annular member is disposed proximate the outer surface of the housing. The mating surfaces are splined for transmitting torque. At least one wave spring is provided with the connector to accommodate axial deviation.

Abstract: A clamp assembly for removably attaching a drive bay support to a main computer chassis. The clamp assembly includes a clamp support having a hook portion and at least one clamp link for pivotally attaching the clamp support to the drive bay support. The clamp asssembly is in a clamped position when the clamp assembly is pivoted about the drive bay support such that the hook portion of the clamp support engages a hook portion of the main chassis. The clamp assembly is in an unclamped position when the clamp assembly is pivoted about the drive bay support such that the hook portion of the clamp support does not engage the main chassis.

Abstract: A wall panel assembly with a sealed joint. The sealed joint is virtually airtight even in an enclosure having an ambient air pressure substantially greater than the air pressure outside the enclosure, such as an air handling cabinet. Each joint is comprised of two abutting looped joint edges in combination with a Y-shaped seal. The looped joint edge provides added structural rigidity to the panels, and the enlarged looped ends on the joint edges enclose and protect the seal therebetween from exposure to the elements. The seal itself not only withstands positive internal air pressure but is actually improved thereby. Abutting joint edges of adjacent wall panels create a narrow channel for receiving the longitudinal flange portion of the seal, and a broader V-shaped channel to receive the enlarged body portion of the seal. In this way, the body portion of the seal is seated in a channel so that internal pressure exerted against the seal will cause the seal to appressingly engage the channel.

Abstract: The pump (20) has a rotor (80) rotatable by a drive in a pump duct (25). The rotor (80) has a pump element (90) with undulating boundary faces extending radially. The boundary faces are bounded cylindrically and run in a fitted manner in a cylindrical conveying region (27), their highest points running adjacent to the end faces (35) of the pump duct in a sealed manner. In addition, a sealing slide (31) is provided, which is displaceable parallel to the axis of rotation (76) and which seals off the pump duct (25) between the inlet (22) and the outlet (23), so that during rotation the rotor (80) follows the undulating movement of the boundary faces (96) of the pump element (90). In addition, sealing means seal off the media-conveying pump chambers from the housing (21). The rotor (80) is detachably connected to the drive shaft (180) while forming connecting boundary faces, which are arranged on the drive side on the other side of the sealing means with respect to the media-conveying pump chambers.

Abstract: A composite structure has a rod (1) and a collar (2) locked on the rod (1) and composed of two semicollars (12, 22), each extending over an angle smaller than 180.degree. and having lateral longitudinal flanges (12', 12", and 22', 22"), whereat they are linked to each other by clamping bolts (3', 3"). The flanges (12', 22') on one side of the semicollars (12, 22) adhere to each other with their facing plane surfaces (212', 222'), whereas the facing plane surfaces (212", 222") of the flanges (12", 22") on the opposite side of the semicollar (12, 22) are spaced. The rod (1) has at least one outer positioning projection (6', 6"), which is engaged in a corresponding inner positioning recess of the collar (2).

Abstract: A mechanism for folding a bicycle according to the invention comprises an upper grip, a lower grip, an upper tube base, a lower tube base and an adjustable set pin. By the connecting pin, the upper grip is able to turn around on the lower grip, and a handle, a pulling eye and a hook are provided with the upper grip. When folding, let the contact rim of the adjustable set pin in contact with the depressed surface, then pull the upper grip upwards with a finger inserting into the pulling eye and against the resistive force of the spring, bring the hook to engage it with the hanger provide on the upper tube base latching closely together the upper and lower tube bases. In case of unfolding, insert a finger into the pulling eye and pull it upwards and outwards simultaneously and forcefully. The mechanism according to the invention assures easy and prompt for folding or unfolding the frame of a bicycle with simple and secure construction.

Abstract: A shaft coupling including a socket, a first shaft, a plug on a second shaft seated in the socket, and a clamp operative to clamp together the first and the second shafts in the direction of a longitudinal centerline of the shaft coupling to prevent dislodgment of the plug from the socket. The clamp includes an annular first flange on the first shaft, an annular second flange on the second shaft facing the first flange, oppositely facing frustoconical shoulders on the first and the second flanges, a plurality of clamp jaws pivotally mounted on the first shaft arrayed symmetrically around the first and the second flanges each having a closed position inducing radial thrust on the oppositely facing frustoconical shoulders, and springs biasing each of the clamp jaws toward its closed position.

Abstract: A drink container holder is mounted to a generally upright seat standard having at least one seat bracket to support a seat back in a generally upright position. The seat back is mounted to the seat bracket with a bolt and nut. The container holder includes an open top receptacle and a pair of bosses that have threaded metal inserts that receive the seat fasteners so the fasteners can be tightened into the inserts. When tightened, the seat bolts and container holder are securely held in place. A support flange attached to the container holder braces the container holder against the seat backs for stability.

Abstract: A full contact floating roof for a storage vessel includes a plurality of panels wherein each panel includes a core disposed between upper and lower skins. A plurality of closures are provided wherein each closure is secured to perimeter edges of a panel by welding the closure to at least one of the upper and lower skins. A plurality of fasteners connect adjacent closures thereby forming the floating roof.

Abstract: A system for releasably restraining a first element and a second element is disclosed. The containment system uses a tensioner to urge a clamp into contact with the first element and with the second element, and a release selectively operates the tensioner to remove the clamp from contact with the first and second elements to permit relative movement therebetween. The clamp is particularly useful in maintaining a gap between the first and second elements which permits relative movement between the first and second elements after the clamp is removed.

Abstract: A tensioning member for a blade screen that permits simultaneous tensioning of a plurality of blades in a blade screen, such as for wood chip sorting. The blades may be provided with a sawtooth detail on a bottom edge to reduce the build-up of wood ribbons or fines that would otherwise occur. An elastomeric joint is also provided which allows a dual-frame blade screen to be assembled, while compensating for any phase angle error between eccentric shafts provided to agitate the wood chips by moving the screens.

Abstract: A sealing device for an electrical meter includes a positioning ring and a fragile outer ring. The positioning ring is integral with an upper end of a meter socket and includes an oblique circular upper end which inclines outwardly, an outer peripheral wall which has an annular recess therein, and an annular ledge extending radially outwardly from a lower end thereof and having a plurality of spaced-apart apertures therein. The outer ring is L-shape in section and includes first and second annular arms disposed perpendicular to each other. One annular engaging member projects outwardly from an inner wall of the second annular arm which is concentrically disposed around the positioning ring for engaging with the annular recess in the positioning ring. A plurality of spaced-apart lugs extend downwardly from a bottom of the second annular arm for engaging with the apertures in the positioning ring to prevent rotational movement of the outer ring.