Abstract: To provide a CLT structure in which an anchor member does not interfere with a reinforcement member. A CLT structure includes a strip footing having a reinforcing bar extending in a longitudinal direction, a wall panel which is a panel material obtained by laminating and bonding sawn boards and in which a slit extending along the longitudinal direction is formed in a lower end surface, joint plates each partly embedded in the strip footing and having a joint board section of a flat plate shape at least partly projecting upward from an upper surface of the strip footing, and drift pins connecting the joint board sections and the wall panel in an inserted state where the joint board sections projecting from the upper surface of the strip footing are inserted into the slit of the wall panel.

Abstract: A plate-to-plate connecting structure includes a first plate piece and a second plate piece. The first plate piece and the second plate piece have a first concave/convex connecting side and a second concave/convex connecting side connected with a corresponding concave/convex means; the first concave/convex connecting side has a first top edge and a second bottom edge, and the second concave/convex connecting side has a second top edge and a second bottom edge; the first top edge and the first bottom edge have top concave parts and bottom concave parts; the second top edge and the second bottom edge have top convex parts and bottom convex parts; the top convex parts are protruded into the corresponding top concave parts for forming a mutual blocking status; and the bottom convex parts are protruded into the corresponding bottom concave parts for forming the mutual blocking status.

Abstract: Systems and methods for quickly and securely interconnecting foundation components when axially misaligned without hydraulic tools. Upper to lower leg connections are made with threaded connections or with ball and socket connections that permit angular adjustment. One or more retaining nuts bias the connection to lock it in place at the desired orientation. Foundation component to single-axis tracker connections are facilitated by various wedge and clamp connector assemblies that rely on mechanical engagement to lock components in place and resist axial forces. Other connections are made with hemispherical washers and adapter plates that enable rigid connections through a range of angles.

Abstract: A bottle rack includes a panel that has a front surface and an opposing back surface, and support bars cantilevered from the panel and extending from the front surface. Each of the support bars has a linear bottle supporting portion that is positioned, and that is at an acute angle, relative to the front surface such that at least two of the support bars can support a bottle while forcing the bottle against the front surface. The rack may be a “label forward” rack. Additionally, the various joints, grooves, and slots used to join the support bars to the panel may also be used to join any the support bars and panels of any suitable bottle rack.

Abstract: A fastening unit for fastening an object to a profile element includes a first layer of vibration isolating material arranged on an underside of a washer element and a second layer of vibration isolating material arranged on an upper side of an oblong anchoring element. The oblong anchoring element and the second layer of vibration isolating material each have a width that allows them, preferably in unity, to be aligned with a longitudinal slot of the profiled element inserted therein, and then turned to receive flanges of the profile element between the first layer of vibration isolating material and the second layer of vibration isolating material, so as to provide, at least in a fastened state of the fastening unit, a barrier for vibrations between the washer element and the flanges and between the oblong anchoring element and the flanges.

Abstract: A tiered mounting system includes a base plate including a mounting guide rail having a plurality of mounting grooves that extend along opposing sides of the guide rail. The system also includes an object mount connector having a plurality of mounting ridges. The object mount connector is configured to: slidingly engage the mounting guide rail via insertion of one or more of the plurality of mounting ridges within a corresponding one or more of the plurality of mounting grooves, and lock in place along the mounting guide rail via a bolt placed through the object mount connector and secured tightly to an inner track of the mounting guide rail.

Abstract: A sheet member fastener includes: a positioning unit, having a main body formed with a recess, wherein a first guiding inclined surface is formed at a top end of each shaft hole, and a surface of the main body is disposed with a first fastening structure and/or a second fastening structure allowing a first sheet member to be fastened; and a buckling unit, having a rotating part received in the recess and having two sides disposed with a pair of pivotal shafts, and one free end of each pivotal shaft is formed with a second guiding inclined surface, thereby allowing the pivotal shafts to be pivoted in the shaft holes; wherein one side of the rotating part is formed with at least one buckling slot capable of being buckled with a second sheet member, another side thereof is obliquely extended with a pushing rod.

Abstract: A laser apparatus may include, a first frame and a second frame, a sleeve through-hole provided in the second frame, a sleeve insertion hole provided in the first frame, a bolt, a positioning sleeve that is formed in an approximately cylindrical shape into which the bolt can be inserted and that positions the first frame and the second frame by passing through the sleeve through-hole and being inserted into the sleeve insertion hole, a nut that is provided in the first frame and into which the bolt is screwed, and a fall prevention unit that is provided in the second frame and that prevents the bolt and the positioning sleeve from falling.

Abstract: A lock nut includes a lock tab washer for fixing thereof. One or more tab plates are provided for fixing to a flank face of the nut. The tab plates have a radially inner tab to prevent relative rotation thereof, and provide a secondary locking function. Bolts attach the tab plates, and have individual lock washers.

Abstract: A handle assembly for a faucet that includes a silicone member configured to slide over and be removable coupled to a faucet handle, wherein the silicone member comprises an opening in which the faucet handle may be received and an external surface that may be gripped by a user. A faucet handle may include a longitudinal groove used to allow air to escape from the opening of the silicone member. The handle assembly does not require additional elements to couple the silicone member to the faucet handle.

Abstract: Disclosed is a device for mounting solar panels and other equipment to tile roofs, or similar roof structures, that does not require removal of roofing tile for installation. A stanchion is inserted into a hole drilled into a roofing tile. Two or more wood securing fasteners are inserted into diagonal and crossing through-holes in the sides of the stanchion above the tile and exit on opposing sides of the stanchion, with respect to their insertion point, below the tile. The ends of the wood securing fasteners engage the surface of the roof sheeting beneath the tile at a distance outwardly away from the stanchion. With this arrangement, the tile roof equipment-mounting device engages the roof surface over a wider area than the diameter of the hole drilled into the roof tile without the need for removing the roof tile.

Abstract: Disclosed is a device for mounting solar panels and other equipment to tile roofs, or similar roof structures, that does not require removal of roofing tile for installation. A stanchion is inserted into a hole drilled into a roofing tile. Two or more wood securing fasteners are inserted into diagonal and crossing through-holes in the sides of the stanchion above the tile and exit on opposing sides of the stanchion, with respect to their insertion point, below the tile. The ends of the wood securing fasteners engage the surface of the roof sheeting beneath the tile at a distance outwardly away from the stanchion. With this arrangement, the tile roof equipment-mounting device engages the roof surface over a wider area than the diameter of the hole drilled into the roof tile without the need for removing the roof tile.

Abstract: In an air seeder assembly having a base mount member with a at least one base ear with a base bore, and a seed boot with at least one boot ear with a boot bore, a fastening assembly mounting the seed boot to the base mount member is disclosed. The fastening assembly comprises a fastener structure fastening the seed boot to the base mount member by extending through the base bore and the boot bore. The fastening assembly includes a fastener interface device inserted into at least one of the bores. The interface device comprises a substantially tubular insertion portion inserted into the at least one bore and a flange portion connected to the insertion portion, and extends radially outwardly from the insertion portion.

Abstract: A connector comprising a container-like fastener holder (4) of finite depth with a front (6) and a rear plate and side walls (8) wherein the rear wall and substantially the whole depth of the holder can be cast into a concrete structure to form a space within the concrete structure, fastening means (12) which can assume a range of positions within the holder (4) and a move able connection part (16) or device which can be fastened to the front plate (6) by the fastening means (12).

Abstract: A combination for use in supporting and rotatably driving a mass is disclosed. The combination may have a power source. The combination may also have a flywheel, which may be configured to connect with and rotatably drive the mass. The flywheel may have a flywheel end, which may have a plurality of flywheel protrusions. Additionally, the combination may have a bearing, which may be situated at least partially within the power source. The bearing may be configured to support and at least partially house the flywheel. In addition, the combination may have a crankshaft, which may be shaped to connect with and rotatably drive the flywheel. The crankshaft may have a crankshaft end, which may have a plurality of crankshaft protrusions. The plurality of crankshaft protrusions may be shaped to mesh with the plurality of flywheel protrusions.

Abstract: A transmission system disclosed herein includes a crankshaft having an outer surface with a plurality of splines and a hub having an inner surface with a plurality of splines. The hub is mounted on the crankshaft such that the plurality of splines on the inner surface of the hub meshes with the plurality of splines on the outer surface of the crankshaft. The transmission system further includes a flywheel mounted to the hub.

Abstract: In an air seeder assembly having a base mount member with a at least one base ear with a base bore, and a seed boot with at least one boot ear with a boot bore, a fastening assembly mounting the seed boot to the base mount member is disclosed. The fastening assembly comprises a fastener structure fastening the seed boot to the base mount member by extending through the base bore and the boot bore. The fastening assembly includes a fastener interface device inserted into at least one of the bores. The interface device comprises a substantially tubular insertion portion inserted into the at least one bore and a flange portion connected to the insertion portion, and extends radially outwardly from the insertion portion.

Abstract: Various methods and devices are provided for securing a walking beam compressor to a walking beam. In general, the walking beam compressor is a gas compressor unit that can be disposed around a piston rod extending from a walking beam of an oil well. The piston rod can be coupled to the walking beam by a securing mechanism that engages both the piston rod and the walking beam to prevent the piston rod from disengaging from the walking beam during rocking movement of the walking beam.

Abstract: A structure includes two plates (planar plates) joined at right angles to one another. The first plate has a non-round opening (first opening) and can include tabs extending from one end (a first end) of the first plate. The second plate has a round opening and/or a notch, depending upon implementation. The second plate can also include tab openings on opposite sides of the round opening, again depending upon implementation. If a notch is used, the notch is positioned along an edge of the second plate (positioned along a second end of the second plate). When the first and second plates are connected, the optional tabs are positioned within the optional tab openings, a first end of the first plate being connected to the second end of the second plate. A locking structure is positioned within the first opening, the round opening, and the notch (if used). The locking structure connects the first plate to the second plate.

Abstract: A rail post bracket includes a base with longitudinal members extending up from the base creating a square or rectangular surround for insertion of a rail post support and a rail post. The rail post support is inserted first following which the rail posts can be inserted over the rail post support and removed from the bracket to avoid the need for securing the rail posts into place using grout or concrete. The bracket base is attachable to any solid surface using bolts placed through bolt holes located in the base. Attached to the bottom of the base are adjustable feet for leveling of the rail post bracket. An adjustable mechanism is attached to and partially inset in the front longitudinal member to assist in leveling the rail post. Together these features enable a rail to be leveled in every direction and can be adjusted over time if the mounting surface moves and settles, as well as enabling the easy removal and replacement of rail posts.

Abstract: A system for displaying photographs is disclosed. The system includes one or more horizontal members or bars that are secured to a wall, such as a wall of a house. The horizontal members are preferably immovably secured, as by wall anchors or nails. The horizontal members preferably include a profile, such as a shaped, hollow cross-sectional area, that is configured to mount two or more vertical members. Two or more vertical members or bars are then secured to the horizontal members. The vertical members may be mounted using the profiles, channels, or grooves of the horizontal members. They may be mounted using a connection stud, a tab or a clamp, such as a spring clamp. The vertical members preferably also include continuous, vertical grooves on their sides, for placing photographs into the grooves for display.

Abstract: Various methods and devices are provided for securing a walking beam compressor to a walking beam. In general, the walking beam compressor is a gas compressor unit that can be disposed around a piston rod extending from a walking beam of an oil well. The piston rod can be coupled to the walking beam by a securing mechanism that engages both the piston rod and the walking beam to prevent the piston rod from disengaging from the walking beam during rocking movement of the walking beam.

Abstract: A connector system (12,72) with a connector (11,61,71) of a fastening screw (17,18) and an anchor screw (19), wherein the connector (11, 61, 71) is designed for immobilization in a groove (7) of a first profile (1) which is provided with an undercut (5) formed by a profile bridge (3) and has a connector body (13, 65, 75) which has a first opening (21, 63, 31?) for an anchor screw (19) and at least one second opening (23, 23?, 59A, 59B) which is provided with an internal thread (41) and intended for a fastening screw (17, 18).

Abstract: In a threaded connection with tapered male and female threads, an annular housing is provided in the vicinity of the free end of the female element, which housing receives a portion of a deformable sealing ring, which is radially compressed, while a retaining lip of the ring is immobilized in a further annular housing of the female element by a rib on the male element. Such a connection may find particular application for connecting pipes for hydrocarbon wells.

Abstract: A channel connector comprises a main portion having a connecting portion, a clamping element having at least two opposite ends, and a threaded element threadably connecting the main portion to the clamping element. Each of the two opposite ends are spaced to interfere with walls of an interior portion of a channel during rotation of the clamping element in the interior portion of the channel.

Abstract: A connector system that provides a profile connection having two profiled rods that are to be connected to one another and that each comprise at least one undercut, longitudinally oriented profile groove. The connector system may include a connecting screw with a screw head and a screw shaft as well as a threaded sleeve. The connecting screw is dimensioned such that it passes through the threaded sleeve and with part of its shaft, by way of the sleeve, can be engaged with a thrust bearing piece in the profile groove of the second profiled rod. The connecting screw is fixed in the threaded sleeve by a releasable anchoring element so as to be ready for installation. Thus, an assembly unit is created that can be screwed as a whole into the profile groove of the first profiled rod.

Abstract: A system for constructing log structures includes a corner connection structure, a through-bolt clamping apparatus, an opening support structure, a butt joint connection structure, a log profile, and an exterior casing structure. The corner connection structure has logs with overlap portions shaped so that the overlap portions of the logs of a first wall overlap and alternately interlace the overlap portions of the logs of a second wall. A generally vertical slot extends through the overlap portions of the logs, and at least one spline is provided in the slot. The through-bolt clamping apparatus has a through-bolt extending along the height of the wall, a lower clamp arm coupled to the through-bolt and the bottom of the intersecting walls, and an upper clamp arm coupled to the through bolt and the top of the intersecting walls.

Abstract: A clothes drying rack including a free standing frame that supports a plurality of rods from which articles of clothing can be suspended. Specifically, the clothes drying rack includes a plurality of rods wherein each rod has corrugated exterior to facilitate passage of air between the clothing and the rod.

Abstract: A connection (10) of two streamlined-section struts (12, 14) running orthogonally to one another with an essentially rectangular base cross section (18) uses a connector (16). The lateral surface (18a) of one (14) of the streamlined-section struts has a mounting groove (18b), as well as an edge flange (18c), which projects substantially orthogonally from an edge of this lateral surface (18a) at a predetermined distance (b). The connector (16) can be attached to the lateral surface (18a) of the one streamlined-section strut having the mounting groove (18b) and to the front side of the other streamlined-section strut (12). The contour of the connector (16)is accommodated substantially completely within the base cross section (18) of the other streamlined-section strut (12). In addition, the depth of the connector (16) is essentially the same as the predetermined distance (b).

Abstract: A lock structure. The lock structure includes a first element, a second element, a guiding element and a fixing pin. The first element has a guide hole and a first through hole located under the guide hole. The second element is deposed under the first element and has a second through hole that is co-axially aligned with the first through hole. The guiding element rotates and is movably disposed in the guide hole. The guiding element has a third through hole aligned with the first through hole. The fixing pin is inserted through the third through hole, guide hole, first through hole and second through hole and has a first retaining portion. The first retaining portion is formed on the lower portion of the fixing pin and located under the second element.

Abstract: The present invention is directed towards an adjustable support brace for a pre-cast or tilt-up wall. The adjustable support brace comprises a wall mounting shoe, a floor mounting shoe, a leg member having an upper and a lower end, and a threaded support screw. The wall mounting shoe is pivotally connected to a mounting cap which is connected to the upper end of the leg member. The lower end of the leg member has an internally threaded receiving aperture which extends at least partially through the length of the leg member. The internally threaded receiving aperture receives the threaded support screw. The support screw is pivotally connected to the floor mounting shoe.

Abstract: A component coupling arrangement with at least one male and one female coupling zone that finds particular use for connecting bicycle components. The two coupling zones, male and female, have respective reciprocal trilateral engaging surfaces.

Abstract: A connector system substantially rigidly connects a carriage guide rod to a base support structure of a hardcopy apparatus and includes a connector element rigidly fixable to the base support structure. The connector system has a pin which is held in a first bore in the guide rod by a retaining screw in a second bore of the guide rod. The connector system can be adjusted with six degrees of freedom before final fixing. The introduction of a further screw in a threaded part of the first bore permits vertical adjustment of the pin. The connector system can alternatively be used to rigidly secure a printer platen.

Abstract: A rod assembly comprises a first rod, a second rod, and a fixing element fastening the first rod with the second rod. The first rod at least includes an abutment at one end thereof. The abutment has a front surface conformal to an inner wall of the second rod. A tenon having a polygon cross-section is formed on abutment. The second rod includes a slot and a through hole opposite to the slot. The fixing element is penetrated through second rod to fixedly fasten the first rod with the second rod.

Abstract: A shift control assembly and method includes a shift linkage, a shift control rod, and a retainer member. The retainer member is secured to the shift control linkage in a manner such that a fastener integral with the linkage extends through a portion of the retainer clip. The shift control rod is secured to the retainer by clip portions formed thereon in a manner such that a final assembly threaded member can be secured on the fastener member of the shift linkage to complete the shift control assembly. The assembly method involves providing a shift link with a fastener secured thereto, assembling a retainer on the shift link, assembling a control rod on the retainer, and securing the assembly together with a fastener member securely engaging the fastener secured to the shift link.

Abstract: A device for fastening of attachment elements, such as mounting rails, mounting plates, deposit plates and the like on a frame leg of a switchgear cabinet rack, wherein the frame legs are designed symmetrically in relation to their cross-sectional diagonal line and are aligned with the latter with the diagonal line of the rack. On the inside of the frame legs oriented toward the interior of the rack, the frame legs form a fastening receiver with two fastening profile sides which are disposed vertically in respect to each other and extend parallel to the facing outsides of the switchgear cabinet rack. The frame legs form system fastening receivers in the form of square or rectangular openings and fastening bores and make transitions into additional profile sides having corresponding rows of fastening receivers, which extend perpendicular to the facing exteriors of the switchgear cabinet rack.

Abstract: A clamping assembly comprising two shoes, each shoe having a base from which depend spaced-apart ears, the ears cooperating with the base to form tapered recesses, each shoe further having a flange on the opposite side of the base from the ears, each flange having an aperture therethrough for receipt of a bolt, the two shoes being able to be cooperatively positioned such that the flanges are proximate to one another and tightening of a nut on the bolt decreases the space between the flanges, each shoe being formed from a single piece of metal. In one embodiment the flange of the clamping assembly further includes a hold-down edge, the axis of which is transverse to the axis of the bolt when the shoes are cooperatively positioned with the flanges proximate to one another but not necessarily in contact with one another. In another embodiment the clamping assembly firther comprises a utility article mounted to one shoe.

Abstract: A clamping assembly comprising two shoes, each shoe having a base from which depend spaced-apart ears, the ears cooperating with the base to form tapered recesses, each shoe further having a flange on the opposite side of the base from the ears, each flange having an aperture therethrough for receipt of a bolt, the two shoes being able to be cooperatively positioned such that the flanges are proximate to one another and tightening of a nut on the bolt decreases the space between the flanges, each shoe being formed from a single piece of metal. In one embodiment the flange of the clamping assembly further includes a hold-down edge, the axis of which is transverse to the axis of the bolt when the shoes are cooperatively positioned with the flanges proximate to one another but not necessarily in contact with one another. In another embodiment the clamping assembly further comprises a utility article mounted to one shoe.

Abstract: A bamboo tube connection includes a first bamboo tube and a second bamboo tube, the first and second bamboo tubes being in butting relationship, possibly at an angle to each other. A longitudinal insert member is fixed in at least the first bamboo tube in an end region thereof. A longitudinal connector at least indirectly releaseable connects the longitudinal insert member to the second bamboo tube. In one embodiment the insert member is so positioned in the longitudinal direction in the first is a bamboo tube so that, when the tubes are connected together, the second bamboo tube is pressed with its peripheral surface against an end face of the insert member.

Abstract: A machine for cutting brittle materials includes a mandrel or shaft (200) having a first portion (310) with a taper, a sleeve (400) having an inner surface (410) and an outer surface (420) where the inner surface has the taper and is located adjacent to the first portion of the shaft, and a coating (890) around the outer surface where the coating has grooves (1010) extending around the sleeve.

Abstract: A spool rack (1) composed of carrying and connecting struts includes a connecting system for the struts connecting element (15) which are inserted in each case into one of the struts. The connecting element has a pressure transmitting portion (23) against which there is supported a screw bolt (17) which is screwed into the threaded socket (16) of the other strut to be connected. To enable mounting in correct position, the connecting element (15) is releasably fixable in the corresponding strut.

Abstract: A clamp for securing a torque transmitting coupling between an intermediate shaft and a drive tube in a vehicle steering column consists of a strap wrapped upon itself in a substantially circular form with its ends overlapping, the strap having a radial hole formed through the overlapping ends, and a bolt inserted through the radial hole and threadably engageable with a threaded nut within the circular form of the strap. The bolt preferably has a flared tip for trapping the bolt within the nut and for extending into and through a hole in a wall of the drive tube to engage a recess in the intermediate shaft. It also has an undercut portion above the flared tip for disengaging from threads of the nut when the flared tip is retracted into the wall of the drive tube. Until the shaft is properly positioned in the tube, the threads of the bolt and nut are prevented from engaging to tighten the clamp. The flared tip may have threads to permit easy assembly with the nut and the strap.

Abstract: A flange portion formed on an inner periphery of a flywheel is fitted to an end of a crankshaft. A spline piece is fitted to an inner peripheral surface of the flywheel. The flange portion of the flywheel and a flange portion of the spline piece are commonly fastened to the end of the crankshaft by bolts. An upper end of a driving shaft is spline-fitted at a point into a driving shaft coupled portion of the spline piece which is accommodated in an internal hole in the crankshaft. Thus, in coaxially coupling the flywheel and the driving shaft to the end of the crankshaft, it is possible to make such a coupled area compact and to reduce vibration by an accurate centering thereof.

Abstract: A gusset for joining first and second abutting support trusses wherein the gusset comprises a plate having a body portion and a finger portion. The body portion is adapted to be abutted against and fastened to a side of the first support truss at one end thereof and the finger portion is adapted to extend beyond the end of the first truss when the body portion is fastened to the first support truss. The finger portion is further adapted to hangingly engage at least one element of the second support truss for supporting the one end of the first truss thereon without fastening the first truss to the second truss.

Abstract: A device for forming a framework of a wooden building including a steel pipe, screw bar, joint, bolt and joint stick. The steel pipe is tightly inserted in a hole formed at the top edge and/or the bottom edge of a vertical post. The screw bar connects two vertical posts in series as an upper half thereof is screwed into a screw hole of a steel pipe inserted into the bottom edge of a vertical post, while a lower half thereof is screwed into a screw hole of a steel pipe inserted into the top edge of a vertical post positioned below the former vertical post. The joint comprises a base portion and a flange portion oriented at a right angle with respect to the from base portion. The bolt passes through a hole of the base portion of the joint and a hole of the vertical post and is screwed into a screw hole of the steel pipe to secure the joint to the vertical post.

Abstract: A flange portion formed on an inner periphery of a flywheel is facet-fitted to an end of a crankshaft. A spline piece is facet-fitted to an inner peripheral surface of the flywheel. The flange portion of the flywheel and a flange portion of the spline piece are commonly fastened to the end of the crankshaft by bolts. An upper end of a driving shaft is spline-fitted at a point into a driving shaft coupled portion of the spline piece which is accommodated in an internal hole in the crankshaft. Thus, in coaxially coupling the flywheel and the driving shaft to the end of the crankshaft, it is possible to make such a coupled area compact and to reduce vibration by an accurate centering thereof.

Abstract: A flange portion formed on an inner periphery of a flywheel is fitted to an end of a crankshaft. A spline piece is fitted to an inner peripheral surface of the flywheel. The flange portion of the flywheel and a flange portion of the spline piece are commonly fastened to the end of the crankshaft by bolts. An upper end of a driving shaft is spline-fitted at a point into a driving shaft coupled portion of the spline piece which is accommodated in an internal hole in the crankshaft. Thus, in coaxially coupling the flywheel and the driving shaft to the end of the crankshaft, it is possible to make such a coupled area compact and to reduce vibration by an accurate centering thereof.

Abstract: This invention relates to a support system for workplace furniture, particularly workshop furniture, with vertical girders, horizontal girders and transverse girders. In order to create a support system for workplace furniture, particularly workshop furniture, which satisfies extremely high stability demands and simultaneously ensures a variant-rich design, at least the vertical girders are formed by a cross profile, which has perpendicularly arranged profile legs. Horizontal girders, transverse girders and further furniture components can be directly or indirectly fixed by the aid of fixing blocks to the profile legs.

Abstract: The disclosed invention is an improved closing wheel attachment mechanism which has longer wear life than that of the typical attachment mechanism. The closing wheel arm on an agricultural planter has installed thereon an improved grease bushing assembly which has increased wear surface and the capability to utilize a grease on the surface. The combination of increased wear surface and greasing will greatly increase the operational life of the planter. Also included in the invention is the process and fixturing to incorporate the improved configuration on to an existing planter closing wheel structure. Included in this attachment mechanism is a welding jig which assures proper alignment of the improved bushing assembly.

Abstract: A flange portion formed on an inner periphery of a flywheel is facet-fitted to an end of a crankshaft. A spline piece is facet-fitted to an inner peripheral surface of the flywheel. The flange portion of the flywheel and a flange portion of the spline piece are commonly fastened to the end of the crankshaft by bolts. An upper end of a driving shaft is spline-fitted at a point into a driving shaft coupled portion of the spline piece which is accommodated in an internal hole in the crankshaft. Thus, in coaxially coupling the flywheel and the driving shaft to the end of the crankshaft, it is possible to make such a coupled area compact and to reduce vibration by an accurate centering thereof.