Abstract: A ferrule joint for a fishing rod blank made from joining plural flexible tapered resin shafts having hollow cores disclosed. The ferrule joint comprises a ferrule integral with one end of a first shaft. The ferrule has a tapered bore extending inwardly from the end of the first shaft. The hollow core end of a second shaft is insertable into the bore to frictionally interlock the shafts together. A transition section integral with the first shaft has a tapered bore joining the tapered bore in the ferrule to the hollow core of the first shaft. The tapered bore in the ferrule and the tapered bore in the transition sections are formed from plural overlapping patterns of fiber reinforced resins superimposed on the first shaft around the hollow core.

Abstract: A caster socket assembly for attachment of a caster to a furniture leg having an opening. The assembly includes a plastic housing having a cylindrical socket provided with an annular groove, the housing being insertable in the opening of the furniture leg. A caster includes a cylindrical pintle having an annular groove which is insertable in the socket. A split C-ring is attached to the caster at the pintle groove and is selectively engageable with the housing at the socket groove to retain the pintle in the housing. The C-ring has an expanded outside diameter greater than the pintle, and is resiliently compressible for sliding the pintle into and out of the housing socket and is resiliently expandable within the housing socket groove to retain the pintle within the housing socket in a mounted position.

Abstract: An anchor for use in the post-tensioning of prestressed concrete, including an anchor case having a longitudinally tapering outer wall surface and a tapered longitudinal bore for receiving a chuck comprising wedge segments which are in gripping engagement with a tendon passing therebetween. The anchor case and chuck are approximately the same length, and the anchor case is cold forged with the top end thereof folded inwardly to effect greater thickness at that point, which structure, in combination with a dome-shape thrust plate extending outwardly from the outer periphery of the anchor case proximate the folded portion thereof, contains the hoop forces exerted on the anchor case by the chuck.

Abstract: There is described a device for mounting and removing a cutter at the end of the cutter shaft from a hydraulic or suction dredge, whereby the cutter boss is provided with an inner screw-thread and the cutter shaft with an outer screw-thread. The device is comprised of two concentric rings those surfaces of which facing one another are provided with teeth fitting into one another, whereby the slanting of said teeth is opposite to the angle of said screw-threads, and means are provided to lock both rings during the screwing of the cutter on the shaft thereof, in such a position relative to one another where said rings have so rotated relative to one another that the joint thickness thereof is increased as compared with the joint thickness of the toothed rings when the teeth have completely rotated into one another.

Abstract: A device for attaching a second component (handrail) to a first component (upright) in a secure but detachable manner. The second component has a clip in the form of an angle. The first component has a recess large enough to accept the clip. The first component works in conjunction with a locking device so designed that in one position it will accept the clip but that in a different position it will permit the locking of the clip.

Abstract: A connection fitting for detachably securing two vertically abutting bodies of furniture to be connected to each other in their respective regions of contact. One of the two furniture bodies has attached thereto a projecting fastener bolt having a fastening head. The other piece of furniture is provided with a generally cup-shaped enclosure or casing in a cavity to accommodate a rotatably mounted tensioning member. The head of the fastener bolt is in operative connection with the tensioning member and is adapted to be drawn into the casing when the tensioning member is rotated.

Abstract: A pin designed to be attached to a solid state module for making connection between the module and other parts of a metallurgical system. The end of the pin that is to be brazed to the module has a sloping (e.g., conical or wedge) shaped head so that gas bubbles can readily escape during brazing, thus reducing voids in the braze.

Abstract: A ball-joint assembly having a two-part hinged plastic bearing member adapted to be positioned about the ball portion of a ball-stud member and be placed within an aperture formed in a link having a plurality of upstanding tabs which are adapted to be bent over for maintaining the ball-stud member and bearing member in the end of the link.

Abstract: A connector to unite rail and post in a railing or the like by means of adjustable frictional engagement within the rail, adjustment being through a plurality of barbs extending from a leg of the connector and bendable toward or away from the leg to adjust fit with the rail; the barbs have free ends oriented toward the middle of the connector, making the connector easier to assemble to the rail than to pull apart from the rail.

Abstract: Disclosed is a connector for detachably and rotatably connecting one article to another article, which comprises an insert member to be attached to said one article and a receiving member having a space for insertion of said insert member, which is to be attached to said another member, wherein said insert member has an engaging annular peripheral portion having a void or hollow at the center thereof, a pair of spherical projections capable of elastic and reversional deformation are arranged in the insertion space of the receiving member to confront each other, and such a dimensional relation is established between the engaging annular peripheral portion and the spherical projections that the distance between apexes of the spherical projections is smaller than the thickness of the engaging annular peripheral portion and when said insert member is inserted into the receiving member, the engaging annular peripheral portion is rotatably gripped and supported by the peripheral parts of the paired spherical projec

Abstract: To secure an assembling of two boards against displacement in one direction the assembling plug is worked out as a body (1) having a cross section increasing from a central portion (2) to both sides. The body (1) is placed in corresponding recesses in the two boards so that the central portion (2) is co-extensive with the tangent surfaces of the two boards. The body may have conical faces (4) with planes (4') tangent to these. FIG. 1.

Abstract: An automatic door closer kit for a sliding door assembly comprising a doorway frame having first and second vertical jambs which are horizontally spaced and an upper horizontal lintel connecting across the two jambs and having two downwardly extending parallel rails, wherein the doorway frame defines a vertical plane. A stationary panel is mounted within the plane adjacent the second jamb. A movable door, having an upper end, a lower end, first and second vertical sides, with the first side adjacent the first jamb when the movable door is closed, is received within the rails of the lintel and is slidably mounted within the plane of the doorway.

Abstract: The disclosure relates to an improved rattan joint in a knockdown form employing a tonque and groove connection with the tongue extending diametrically to cover the outermost layer of the rattan and said joint being rigidified and securely fixed together by unique fastening means.

Abstract: A connecting assembly consisting of a hub and a plurality of U shaped connecting members for joining the framework of geodesic domes is provided. The hub is formed from a hollow member containing a plurality of radial grooves designed to accept the rectangular end of framing members. The rectangular ends are secured in the grooves by the U shaped connecting members that wrap around the bottom of the grooves of the internal side of the hub and thereafter lie adjacent to the flat end of the framing members. Further, nails, screws or bolts can be used to secure the U shape connecting members to the rectangular ends of the framing members. The frame members extend radially from the center of the hub and are so arranged that the angle between the adjacent framing members is at least 40.degree.. The grooves are so designed that the attached framing members form an angle from 1.degree. to 14.degree. with a plane perpendicular to the central axis of the hub.

Abstract: This invention relates to a connector for the elongated frame elements of a structural space frame and to a space frame employing the connectors. The connectors consist of three elements which are stacked one on the other on a common axis with the face of each element which abuts that of another including recessed formations which between the opposite element faces define sockets for trapping the headed ends of space frame members with the axes of the sockets between a first pair of element faces lying in a common plane and those between the second pair of faces being inclined relatively to and on the same side of the plane containing the axes of the sockets between the first pair of element faces and means for clamping the elements in the direction of their common axis.

Abstract: A pipe connection, and method for forming said connection, wherein one pipe is connected at an angle to the side of a second pipe, said connection forming a structural joint and not a flow passage; a first pipe has a cylindrical opening formed in its side while a second pipe has one end contoured to fit against the side of said first pipe over said opening; said second pipe has a locking member fixed to the interior thereof with a projection which fits into the opening in said first pipe with said projection having a stem extending therefrom having an enlarged head which projects into the interior of said first pipe; a holding clip is positioned between the underside of said enlarged head and the inner surface of said first pipe forcing the contoured end of said second pipe against the side of said first pipe.

Abstract: A ball joint assembly includes a ball stud (10) which is received within a bearing (14) for attachment to a socket (18). The bearing (14) is provided with a plurality of grooves (38) and ridges (40). The ridges form an interference fit with the socket (18) to preload the ball joint assembly.

Abstract: A two piece detachable connector for joining furniture components at right angles comprising a pin and a holding piece, and method of installation. The pin has a head, a neck, a radial shoulder to limit insertion into a bore hole in a first furniture component and an insertion shank having annular fins to retain the pin in the bore hole. The holding piece has a recess to receive the pin head, neck and radial shoulder, a portion of which recess is arcuate and forms a constriction to removably capture the neck of the pin. The holding piece also has sharp, relatively deep annular fins to engage the wall of a bore hole in a second furniture component while permitting limited lateral displacement of the holding piece within the bore hole to accommodate inaccuracies in the relative locations of the bore holes in the furniture components. The pin and holding piece have camming surfaces that cooperate to effect mating engagement during assembly of connector parts.

Abstract: The combination of a crank arm having a crank pin, a drive link carrying a bushing receiving the crank pin, and a retainer clip adapted to coact with the bushing and crank pin to retain the crank arm and linkage arm in assembled relationship. The clip may be preassembled to the bushing before the crank pin is inserted through the bushing. If so, as the crank pin is inserted through the bushing, a pilot portion on the crank pin is effective to radially spread the clip until a retaining groove on the crank pin becomes aligned with the clip. The clip then snaps into the groove and interlocks the bushing and crank pin against substantial axial displacement relative to one another.

Abstract: A work surface is supported for adjustment in a vertical direction by a device which includes a base and an angle post upstanding therefrom with a column mounted for sliding movement in engagement with the post. The work surface is mounted on an upper end of the column which is moved slidably by manual movement of a ratchet type mechanism and which is maintained in engagement with the post by an arrangement which provides for three dimensional as well as torsional stability. The work surface is provided with a further degree of mobility by mounting an axle and wheels on the base in such a way that the axle is moveable between a rest position in which the base rests on a floor and a mobile position in which the base is spaced above the floor by the wheels which ride thereon.