Abstract: A bearing unit comprising a radially outer ring having a radially outer spherical surface with a convex shape, a radially inner ring mounted on a rotating or oscillating shaft, and a plurality of rolling bodies interposed between the radially outer ring and the radially inner ring to allow the relative rotation of the radially inner ring and outer ring; a locking system for locking the bearing unit being provided with two threaded through holes that are made through the radially inner ring from opposite sides with respect to the radially outer ring and to the plurality of rolling bodies, and, for each threaded through hole with a respective grub screw locking the radially inner ring on the shaft.

Abstract: A piston includes a piston cap and a piston rod with the piston cap being removable from the piston rod body. The piston cap includes a cap body and a socket extending into the cap body. A mounting portion of the piston rod body extends into the socket of the cap body to connect the piston rod body to the piston cap. A wear sleeve is mounted on the piston rod.

Abstract: A modular multi-container housing structure connector for containers, which each have sides including a roof, a floor, and four lateral sides, includes a connector frame comprising vertical and horizontal struts shaped to connect to at least one of the sides of two adjacent containers and at least one interlock configured to secure the connector frame to the side of one container. The at least one interlock may be a plurality of interlocks. The connector frame may comprise two vertical struts and two horizontal struts each shaped and configured to connect to a respective edge of an adjacent side of two adjacent containers and, responsive to the connector frame being connected to two adjacent sides of two adjacent containers by the plurality of interlocks, the connector frame and interlocks form a container-to-connector frame-to-container connection to establish a weather-tight housing structure with the two or multiple connected containers.

Abstract: A modular multi-container housing structure connector for containers, which each have sides including a roof, a floor, and four lateral sides, includes a connector frame comprising vertical and horizontal struts shaped to connect to at least one of the sides of two adjacent containers and at least one interlock configured to secure the connector frame to the side of one container. The at least one interlock may be a plurality of interlocks. The connector frame may comprise two vertical struts and two horizontal struts each shaped and configured to connect to a respective edge of an adjacent side of two adjacent containers and, responsive to the connector frame being connected to two adjacent sides of two adjacent containers by the plurality of interlocks, the connector frame and interlocks form a container-to-connector frame-to-container connection to establish a weather-tight housing structure with the two or multiple connected containers.

Abstract: A square tool holder (10) for an impact wrench is provided, including an anvil (1), on which a drive square (2) is situated for accommodating a tool, in particular an impact wrench socket, and including a safety bolt (3) for securing the accommodated tool, the safety bolt (3) being spring-mounted in the drive square (2) in such a way that the safety bolt is movable perpendicularly to the axis of rotation (D) of the anvil (1), the safety bolt (3) having a rounded, preferably hemispherical surface (3?), which protrudes from a holding surface (2?) of the drive square (2) in a state of spring-extension (AZ) of the safety bolt (3) and is at least partially countersunk in the holding surface (2?) in a state of spring-compression of the safety bolt (3), the safety bolt (3) being secured against falling out by at least one safety pin (4, 4?) situated in the drive square (2).

Abstract: A wear sleeve is removably mounted on a piston rod. The piston rod includes a piston cap, a piston rod body, and a piston head, with at least one of the piston cap and the piston head being removable from the piston rod body. The wear sleeve is disposed over the piston rod body and prevents the piston rod from contacting dynamic seals disposed within a pump. The wear sleeve is mechanically secured in a cylindrical recess on the piston rod between a cap shoulder of the piston cap and a head shoulder of the piston head.

Abstract: An apparatus, comprising a body extending in an axial direction, a sleeve for the body, and locking means for locking the body and the sleeve. The body and the sleeve comprise complementary mating protrusions and recesses configured to positively interlock the body and the sleeve in the axial direction and configured to positively interlock the body and the sleeve rotationally by the locking means positively engaging the recesses in both the body and the sleeve. A method for fixing axially and rotationally a sleeve to a body, wherein the body extends in an axial direction, comprising the steps of: sliding in the axial direction the sleeve onto the body, positively interlocking the body and the sleeve in the axial direction by rotating the sleeve relative to the body, and positively interlocking the body and the sleeve rotationally by sliding in the axial direction locking means into the body and the sleeve, the locking means comprising extensions positively engaging recesses in both the body and the sleeve.

Abstract: Components for a suspended ceiling subjected to seismic events including a fixed bracket and a movable bracket presenting a contiguous flat ceiling surface under normal conditions. The movable bracket is able to slide up onto the fixed bracket during a seismic event and is returned to a neutral position with the aid of a sliding clip elastically attached to a main tee or cross runner of the ceiling. A clip for joining tee members of a suspended ceiling is provided comprising two joined arms with hooks at the end of each arm. The join of the arms sits atop a main tee member and the hooks of each arm engage cross members thus securing the members together.

Abstract: A synchronous belt sprocket includes a generally circular body including a circumferential belt engagement surface, a plurality of teeth extending radially outwardly from the circumferential belt engagement surface, and at least one flange coupled to the body. The at least one flange has a first end adjacent the body, a second end generally opposite the first end and radially outward from the first end, a surface extending between the first and second ends and facing the circumferential belt engagement surface, and a length defined between the first and second ends. At least half the length of the surface of at least one flange facing the circumferential belt engagement surface is obtusely angled relative to the circumferential belt engagement surface.

Abstract: A snap coupling system for pieces or metallic or non metallic coupling members, that require to be attached perpendicularly in a “T” fashion, in a cross “+” fashion or angularly, by which a tubular male coupling member having one or more retention tabs that are temporally flexed, enters in slots or receiving apertures of another piece or female coupling member, tubular or planar, where they engage, by which they can be readily attached two tubular members or one tubular member and one planar member, in a perpendicular way, in a cross fashion or angularly, without the necessity of using skilled labor.

Abstract: A structure is described that includes a central channel with first and second ledges on a first and second side, respectively, of the central channel. The ledges include a first cutout in the first ledge and a second cutout in the second ledge aligned with the first cutout. The structure also includes a first side channel and a second side channel that each include an outer wall. The outer wall on the first side channel includes a first outer wall cutout that is aligned with the first cutout and the outer wall on the second side channel includes a second outer wall cutout that is aligned with the second cutout.

Abstract: An actuation assembly including a sleeve member having a radially outwardly extending projection and a piston having an axis, the piston operatively coupled to the projection of the sleeve member and arranged to exert an actuation force on the projection of the sleeve member for actuating the sleeve member, the actuation force positioned about radially aligned with the axis or radially outwardly from the axis.

Abstract: A spring loaded diamond shaped arbor for use in a saw blade. The arbor includes comprised of a diamond shaped plate having four peripheral side walls with four corners therebetween that separate the four side walls. The arbor has a central opening that is configured and adapted to allow the arbor to be attached to a power tool. A slot extends from the central opening through one of the side walls or corners so that the arbor can easily be inserted into and removed from a saw blade. The slot allows the arbor to be compressed like a spring and be retained within the central opening in the saw blade.

Abstract: A strut-rod connector enables the rod to be quickly and easily attached at any adjusted position along the strut, or axially adjusted. The connector has an internal and external head assembled to each other for limited rocking and opening and closing movement. The rod is threaded in the inner head and extends through a transverse slot in the outer head. A lock nut quickly clamps the parts together, and each self-centers on the legs of the strut. The connection can be made by simply rocking the assembly of the two heads and rod to insert the assembly and rod at any desired location. Tightening a lock nut centers and clamps the assembly and rod in place. Optimum loading in either axial direction of the rod is provided.

Abstract: A muntin bar joiner for connecting muntin bars in a grid. The muntin bar comprises a relatively flat, thin body, a first muntin bar engagement leg extending from one end of the body, a second muntin bar engagement leg extending from an opposite end of the body, and first and second abutments extending from the body. The muntin bar engagement legs extend along a longitudinal axis of the joiner and the first and second abutments extend from the body transverse to the axis. Each abutment comprises a muntin bar abutment face oriented in a direction transverse to the axis, with the abutment faces facing in opposite axial directions. The disclosed joiner has opposite body sides that define substantially parallel major surfaces and opposite edges that are substantially parallel and extend substantially parallel to the axis. Different embodiments are disclosed in which the abutments extend from body sides or body edges.

Abstract: A shelving connector has symmetrical arms for locking insertion into metal shelving. The shelving and the connector preferably include radiused surfaces for safety and attractive appearance. The radiused edges of the metal shelving serve a dual function of stiffening the shelving and providing a receiver for arms projecting from the connector. The connector preferably has resilient tabs which are captured in apertures in the receivers. The connector can be advantageously formed from injection molded ABS plastic.

Abstract: A connector is inserted into connecting holes arranged at abutment surfaces between structural members, adhesive agent is fed from one end of a hollow part of the connector or an opening part of a branch pipe of the connector and the clearances between the surface of the connector and circumferential walls of the connecting holes are filled with adhesive agent flowed out of the other end opening at the hollow part of the connector so as to connect both structural members in rigid form.

Abstract: A retainer for seat which can be molded by a pair of metal molds and which prevents water from entering into a portion which locks a hook member. The retainer for seat comprises: a box-shaped leg body with an opening being inserted through a mounting hole; a flange extending outwardly from a vicinity of the opening; pawl portions protruding from outer surfaces of the leg body, and the peripheral edge of the mounting hole is held between the pawl portions and the flange; and retaining bodies protruding from the inner surfaces of the leg body in the direction of approaching each other, and resiliently retaining a hook member which is inserted through the opening.

Abstract: A joint structure includes an extrudate member and an elongated mating member, in which the extrudate member has a closed sectional structure portion and has its one end joined to the elongated mating member such that the longitudinal axis of the extrudate member intersects the longitudinal axis of the elongated mating member. The one end of the extrudate member includes an integral joint portion of a shape matched to the shape of an outer surface of the mating elongated member so as to encircle at least a portion of the elongated mating member. The joint portion is bonded to the outer surface of the mating member at its longitudinally intermediate portion by brazing, spot-welding or the like.

Abstract: A gear (5) can set up a high intermittent or continuous axial thrust in operation, whether shifting or driving operation. A single split circular spring clip (3) in a groove on the gearshift (2) can tend to yield by expansion under such a load. Accordingly a further split circular spring reinforcement ring (7) having a conical surface (10) facing the gear (5), is abutted by, preferably, a matching conical surface (13) which is moved with the gear (5). The abutting of the reinforcement ring (7) causes the ring to contract around the gearshaft (2), increasing friction and consequently, the resistance axial movements.

Abstract: A wood post assembly for supporting signs or mail boxes is constructed entirely of wood parts without metal fasteners and without adhesives. It includes a post, cross beam and beam support member. A mortise runs through the post and the cross beam has a tenon extending through the post mortise. A first dowel pin extends through an aperture in the tenon and bears against the rear of the post. The support beam lies against the front face of the post with its upper end supporting the cross beam. A second dowel pin extends through axially aligned apertures drilled through the support member and post. The top surface of the support member has an inclined plane matching that of a recess formed in the lower surface of the cross beam.

Abstract: There is provided a clamp-type apparatus for connecting a first object, such as a vibratory mechanism, to a second object that is a box-type vessel having at least one slot in a side near a corner, such as a steamship truck container, which apparatus comprises: (a) a first plate having a first aperture and at least one second aperture, the at least one second aperture being used to attach the first object to the first side of the first plate; (b) a bolt-type fastener for attaching the second object to the second side of the first plate, the fastener passing through the first aperture and being capable of rotating about its axis; (c) a rod for rotating the fastener about its axis; and (d) a small second plate for preventing movement of the apparatus relative to the second object, the second plate being perpendicular to and attached to the first plate. There are also provided a method for connecting a vibratory mechanism to a steamship truck container and a method for vibrating a steamship truck container.

Abstract: This quick change mechanism is a single bolt-on attachment for standard hand held power driven circular saws, to thereafter quickly install and remove diamond arbor saw blades without using any tool. A disc with a raised protruding center body is shaped to fit a standard diamond center blade, which when pressed down over this center body, is centered flat against the upper surface of the disc. The blade is then locked in place by expanding opposite undercut sections, which include the two closest points of the diamond. These expanding sections have undercut slots just above the upper disc surface and serve to wedge the blade down when moved radially outward. These resulting two wedging and sliding locks of the undercut sections are integral with radially sliding members, which move in and out in complementary "V" slots cut into the blade holding disc.

Abstract: An embodiment of a quick change mechanism permits, without using hand tools, the very quick changing, in second, of circular saw blades and other spinning disc devices, which have diamond shaped arbor holes, in respect to the drive shafts of portable powered circular blade saws, and radial saws. No modification of most existing saws is required. At the location of the existing saw drive shaft, with its central threaded hole, the drive shaft bearing, and the saw body; this quick change mechanism is secured, using an installation bolt passing through it and into the central threaded hole of the existing saw drive shaft.

Abstract: A bracket for attaching a side rail to a headboard and a footboard to form a bed having an L-shaped body portion with a side section and an end section, means releasably securing the side section to the side rail, threaded means within the body portion end section to cooperatively receive screw means extending through at least the headboard to hold at least the headboard securely against the body portion end section and the side rail end portion.

Abstract: A pegbar display device for presenting packages such as cold cut or cheese packages, or automotive parts, for retailing has a peg support bar and a merchandise peg; the bar is a rectangular tube having a keyhole that is taller than it is wide and with a flat bottom, the bar back member has a corresponding backbore which is directly behind and slightly below the keyhole; the peg has a front body, a toe on the back of the body, a horizontal indexing flat on the bottom of the peg, and lateral abutments between the toe and the index flat; the peg is turned ninety degrees to go into the bar; when in the bar the peg is then turned back ninety degrees and the index flat rests upon the keyhole flat bottom and the abutments engage the inside of the tubular bar to retain the peg in the bar.

Abstract: A device for joining tubular members of any cross section is disclosed. Typically, two parallel tubes are joined by a transverse tube. A rod is centered inside the transverse tube by a washer disposed at each end of the transverse tube. The rod may be threaded directly to one of the parallel tubes or to a reinforcing sleeve placed inside one of the parallel tubes. The other end of the rod has a small protuberance or head that is passed through an aperture in the wall of the other parallel tube. A wedge provided with a longitudinal slot, open at the thinner end of the wedge, is forced to engage with the head of the rod. The slot of the wedge is of a width slightly greater than the diameter of the rod such that the slot is easily engaged by the rod. The rod is subjected to tension stress and the transverse tube is subjected to compression stress. A rigid structure is provided having a smooth external joint, the fastening means being wholly disposed within the tubular members.

Abstract: A mortice and tenon joint of two structural members which avoids the protrusion of the tenon beyond the mortice. Across the tenon (11) of one member (10) there is cut a dovetail aperture or slot (12), and a movable tapering wedge (16) of similar dovetail cross-section is slidably housed within a tapering channel also of similar dovetail cross-section which crosses the mortice (14) of the other member (13) such that when the tenon (11) is inserted wholly into the mortice (14) the wedge (16) may be driven along the tapered channel to become firmly engaged within the dovetail aperture or slot (12) thus to lock the members (10, 13) together and prevent them from separating until the wedge (16) is withdrawn.

Abstract: A motion transmitting remote control assembly (10) of the type for transmitting forces along a curved path by a motion transmitting core element includes a conduit (14), a motion transmitting core element (12) movably supported by the conduit (14), and a support fitting (16) for supporting the conduit (14) through an aperture (18) of a support structure (20). The support fitting (16) includes a body portion (22) and an integral radially extending abutment (24) extending from the body portion (22) for abutting one extremity of the aperture (18). The support fitting (16) further includes a second integral abutment comprising a pair of stubs (26) extending from the body portion (22) and formed by the body portion having had a pair of legs (28) extending therefrom broken off.

Abstract: A frangible lock apparatus utilizes a pair of pan-shaped washers, each having shaft engaging tines. The shaft portion of a locking device, having the tumbler mechanism rotatably coupled to one end thereof, and the locking portion rotatably engaged the other, is provided with three pairs of notches along its length. Two pairs of such notches engage the pan-shaped washers located on opposite faces of the locking portion of the apparatus. The remaining pair of notches are disposed immediately adjacent the pan-shaped washer located closest to the tumbler end of the shaft. Upon pulling the tumblers, the shaft parts and the remaining portion thereof presents a virtually ungraspable nub and smooth shaped pan washer, accessible only through the small opening formerly used to house the tumbler mechanism.

Abstract: A framing bracket for use in forming wall to wall connections such as "Tee" and "Corner Post" connections in for example house building using wooden building studs and sheet wall construction is comprised of a rectangular base member having a pair of side walls each, side wall connected along a portion of the base plate length. The side walls extend to the approximate central portion of the rectangular base member and provide respectively a pair of connected stop plates which are inwardly depending. The stop plates in combination with the side walls and a portion of the rectangular base plate member form a first partial enclosure for receiving the tip of a conventional building stud thereinto for connection by means of nails or the like. Typically, the upper or lower longitudinal stud of a framed stud wall will occupy this first partial enclosure during a "Tee" or "corner post" connection. (See FIGS. 5 and 6).

Abstract: A panel mounting clip is adapted to connect metal roof panels to roof purlins and comprises a base part that is fastened to the purlin and a flexible tab part that is resiliently and slidably connected at one end to the base and at the other end is interlocked with the seamed sidewalls of the roof panels.

Abstract: An assembly for use in a condition responsive mechanism. The assembly includes a housing part having aperture means therethrough and a control device rotatably assembled at least in part in the aperture means for selecting a set temperature of the condition responsive mechanism. The housing part has a pair of sections extending generally about at least a part of the aperture means and predeterminately spaced in off-set relation with respect to each other. The control device has a body portion formed of a generally resilient resin material and includes groove means extending thereabout for receiving in rotatable abutment the off-set sections. The groove means defines with the body portion at least one flange thereon with the flange being displaced in response to the rotatable abutment of the groove means and off-set sections so as to resile and exert a force acting to maintain the rotatable abutment between the groove means and the off-set sections.A method of assembly is also disclosed.

Abstract: A fastener system enabling assembly of kit components by an unskilled purchaser without use of tools. A wedge-lock ring is seated in a pre-formed socket in one kit member such as a horizontal shelf. A pin is seated in an opening in another kit member such as a vertical end panel. The pin is then engaged with the ring, and the kit members are drawn together tightly and securely in an assembled position. Disassembly is accomplished simply by tapping the kit members to disengage the pin from the ring. A cam locking member and retractable pin are also disclosed for use with the system. The fastener system is useful in assembling bookshelves, cabinets, tables, chairs, desks and other articles which are marketed in kit form.

Abstract: A tapered shank ball stud, as used in an articulated joint assembly, has its tapered shank secured in seated engagement in the tapered aperture of a support member in such an assembly by a lock nut threaded onto the externally threaded end of the ball stud with a collapsing washer of original C-shaped annulus configuration sandwiched between the member and the lock nut, the washer being operative as the nut is driven onto the ball stud to effect axial movement of the ball stud to fully seat the tapered shank portion thereof in the tapered aperture in the support member thereby preventing rotation of the ball stud as the lock nut is torqued down to effect collapsing of the washer into a final flat ring-like washer configuration.

Abstract: A light fixture support is provided comprising a support bar having slots at the extremities which cooperate with inverted "T" members forming the framework for a conventional suspended ceiling to adjustably locate and secure a light fixture within the framework. The slot configuration defined by the light fixture support permits the enlarged extremity of the upstanding portion of the "T" member to be rotated for insertion within the slot, returned to a vertical position, and retained within the slot. If desired, an adjustable support may be provided for accommodating a variety of "T" member spacings or for compact packaging with a light fixture.

Abstract: A stabilizer strut extending transversely between grid members in a supporting grid system and the like. The strut includes a pair of leg portions disposed at right angles to one another with each end of the strut including a pair of aligned slot portions for engagement with an underlying grid member. Each grid member includes an upstanding web means surmounted by a bead means wherein the latter receives the pair of aligned slot portions which are open at the non-adjacent, lateral edges of the strut leg portions. One slot on each end of the strut corresponding to one another include a locking projection extending inwardly from the side of the slot at a point adjacent to the open end thereof at the lateral edge of the strut.

Abstract: A structural connection or clip-in joist especially adapted for a framing system for a building, house, storage cabinet, or the like. The connection comprises a special channel extrusion joist having a slot or cut in each leg thereof opposite each other and near the end of the joist or structural member. The slotted end section of the joist is adapted to be inserted or snapped-in a second structural member, such as an I-beam or channel member or other structural member having a similar configuration. The members are preferably made of structural aluminum, but can also be made from metals such as iron, steel and the like or plastics such as PVC, ABS, styrene and the like. A wide variety of types of structural materials may be used, depending upon the particular requirements of the end or resulting construction.