Abstract: A guide chain for carrying transmission lines, feed lines, and other energy lines, especially cables and hoses, from a fixed connection to a movable consuming device. The guide chain includes a plurality of chain links that include a U-shaped receiving member, the legs of which form outer side pieces, and that also include a closure member that can be connected to the free edges or sides of the side pieces. With minimum play and friction, the guide chain carries energy lines of various dimensions with negligible wear. When the closure member is opened, a complementarily shaped insert can be placed in the receiving member. When the closure member is closed, the periphery of the insert is supported on all sides. The insert is positively connected with the chain link when the closure member is closed via guide ribs and guide grooves.

Abstract: A device is to secure conduits on saddles comprising grooved rails transversely with an axial line of the conduit, provided with a foot projecting engaging parts laterally for the suspending wall, holding curves continuing from the foot, a main body having projections forward from the end of the holding curve, and a vane plate whose sides have the length equal to or more than the inner width of a flange and other two sides are shorter than said two sides, and which has a female screw at the center portion. The vane plate is disposed under the seat part, and is screwed with a stem of the screw member inserted in a passage of the seat part, and is pulled upward by an elastic body disposed around the stem between the head of the screw member of the vane and the seat part, and the vane plate is contacted to the suspending wall of the saddle by rotating down the screw member, and the conduit is fixed temporarily.

Abstract: A load bearing support platform, in particular a platform for use in industrial installations, for the support of electric cables, comprising a plurality of longitudinally extending support bearing elements, preferably formed of reinforced plastics material. A succession of transverse cross-pieces are provided, each cross-piece being formed with a succession of element locating means, preferably through-going ports. Each element is respectively associated with a separate locating means and is supported by the cross-pieces. Element coupling means are provided for coupling adjacent ends of the elements together.

Abstract: A clamp for clamping a conduit to an elongate structural supporting element having a central longitudinal axis. The clamp comprising a pair of complementary clamping straps adapted for clamping a conduit therebetween. Each strap has inner and outer end portions and a central portion therebetween, the inner end portions of the straps being engageable with the supporting element to mount the straps on the supporting element in a position wherein they extend outwardly from the supporting element on opposite sides of the conduit with the central portions of the straps disposed in face-to-face relation with the conduit. A fastener is provided for drawing the outer end portions of the clamping straps toward one another thereby to clamp the conduit between the central portions of the straps.

Abstract: A water line, made up of joined sections of PVC pipe, may have any desired length. The pipe is suspended from drops at ten (10) foot intervals for example. The pipe is partially supported in plastic drop hangers having insulating and elastic properties. The drop hangers have an aperture at the upper end for connection to a drop, a laterally opening recess at the lower end to receive the pipe in snap-in relation, and a laterally opening recess intermediate its ends for receiving a metal conduit in snap-in relation. The metal conduit is formed as a continuous line and functions as a part of an electric circuit. Plastic support hangers have corresponding laterally opening recesses for the pipe and conduit. The support hangers are used as needed between the drop hangers to maintain the pipe in non-sagging relation relative to the conduit or to support a shocker wire. The pipe carries spaced animal operated drinker valves, which may be mounted in drinker cups.

Abstract: Equipment for positioning at least two pipes for connecting their ends includes at least one elongated bar of a non-circular cross section, and a plurality of plates arranged on the elongated bar and slidable on the bar in direction of its elongation, while each of the plates has edges provided with a plurality of scallop shapes of different curvatures corresponding to respective pipe diameters.

Abstract: An over-center type latching device used to hold a deck mounted electric outboard in its retracted position on the deck of a boat. The latching device includes an arm member pivotally mounted at one end to a mounting bracket for the electric outboard, and a head member pivotally mounted to the other end of the arm member. The head member receives and fits around the support tube of the electric outboard, and is rotated over-center so that the spring pressure of the tube holds the latching device in a latched position. The head member may also include a lever for ease of operation and a safety lock that prevents it from being rotated until the safety lock is manually deactivated.

Abstract: A unique coaxial cable alignment bracket (102) reliably positions coaxial cables (140-142) extending from a backplane connector of a housing. One embodiment of the bracket (102) includes a substantially flat plate (152) and a U-shaped spring clip (172), both comprised of steel. Two feet (174 and 175) of the U-shaped spring clip (172) insert into corresponding slots (116 and 117) in the flat plate (152) for aligning and retaining the coaxial cables (140-142) in corresponding circular slots (108-110) in protruding portions of the flat plate (152). The unique bracket may be advantageously utilized in a variety of applications where heavy cables must be reliably positioned.

Abstract: Disclosed herein is a method of making a grommet composed of a body member having a shank and fitting recesses for receiving a linear article therein; and a retaining member for supporting the body member through the shank and securing the same to a vehicle at its predetermined location. The invention method comprises the steps of forming either the retaining member or the body member by injection molding a first synthetic resin; and forming the other member on the first molded member by injection molding a second synthetic resin which is different in kind from and nonconjunctive to the first synthetic resin so as to obtain an assembly of the retaining member and the body member.

Abstract: A height-adjustable watering system which includes a watering pipe connected to a source of water and carrying a plurality of drinkers, a stabilizing element positioned above and along the water pipe, an anti-roosting element positioned along and above the stabilizing element, a plurality of brackets each having arms for receiving therebetween the anti-roosting element, the stabilizing element and the water pipe, a flexible suspension cord secured to at least selective one of the brackets, and a quick-release clamp associated with the suspension cords for readily varying the height of the system from a supporting surface to vary the height of the overall watering system as the poultry, small animals or the like grow.

Abstract: A mechanism of the hold-down type is provided which permits a predetermined load to be applied to a unit, e.g. an avionics box, secured upon a structure, while also permitting insertion and extraction of that unit through operation of the mechanism. The mechanism is particularly adapted for use in relatively confined areas. It includes a hook (70) which is mounted to the unit itself, and a housing (20) which is constructed for releaseable engagement with the hook (70) and which houses the clutching mechanism components (28, 30, 38, 42, 43, 45). A drive shaft portion (31) extends from one end only of the housing (20) and is retained by a hinge-type mounting which includes a bracket member (50) secured to the structure supporting the unit, and a nut element (51). The nut element (51) and bracket member (50) are constructed so as to limit both the downward and upward pivotal movement of the housing (20) and the drive shaft (30).

Abstract: A plurality of electrical conductors or cables are held in place by a cirar member, such as a ring or disk, or by two ring or disk elements forming a pair, to form a conductor or cable bunch. For this purpose a plurality of recesses are provided in the circumferential zone of the ring or disk, for holding a conductor or cable in place in each recess. The recesses in the ring or disk are closed by a rim section. The ring or disk elements have recess forming fingers or pieces which can be rotated into preliminary and final positions with an increased clamping force in the final position. In all embodiments the cable or conductors are held in place by a proper biasing force. The costs for forming cable or conductor bunches and for their final installation have been substantially reduced.

Abstract: A hose retainer is provided for removably securing hoses within a cabinet of the appliance. The retainer includes a hook for securing the apparatus to a structure inside the appliance, a slit for receiving an end of a hose, and in one embodiment at least one aperture for receiving an end of a second hose. In a second embodiment the apparatus includes an arm and projection for securing an end of the second hose. The appliance includes access ports for affording access to a portion of the hoses.

Abstract: A hose retainer is provided for removably securing hoses within a cabinet of the appliance. The retainer includes a hook for securing the apparatus to a structure inside the appliance, a slit for receiving an end of a hose, and in one embodiment at least one aperture for receiving an end of a second hose. In a second embodiment the apparatus includes an arm and projection for securing an end of the second hose. The appliance includes access ports for affording access to a portion of the hoses while they are in their stored position and further includes an electrical plug storage aperture for holding the electrical cord in a stored, yet accessible location during shipping.

Abstract: A retainer clip is provided for maintaining the relative relationship of tube portions in a condensing system. The condensing system for which use of the inventive clip is contemplated comprises first and second tube portions extending in spaced, substantially parallel relationship and a third tube portion extending transversely to the first and second tube portions. The clip is engaged with and turned relative to the first and second tube portions to effect assembly of one portion of the clip. Another portion of the clip is snap-fit to the third tube portion and thereby prevents disassembly of the one clip portion.

Abstract: Hanger apparatus comprises an elongated strap member adapted to be secured to a support structure, and load supports, such as cradles, coupled to the strap member. The strap member has a series of longitudinally spaced openings, and the load supports have thereon hooks and openings, and projections spaced from the hooks by distances corresponding to the spacing of the openings of the strap member. When operatively disposed, the hooks of the load supports extend through the openings in the strap member, and serve to urge the projections of the load supports into association with openings in the strap member, to create a secure and stable assembly.

Abstract: A turn gate is used for receiving and supporting a plurality of wire segments that are successively guided laterally into contact with it by the robotic device during the assembly of the wire harness. The turn gate is positioned at bends in the wire harness and is configured so that each wire segment is positioned on a predetermined location on the inside radius of the curve.

Abstract: A tube protecting device comprising: a clamp support having first and second end portions and at least one clamp element attached thereto, the first end portion being bent to protrude away from the remainder of the clamp support; tube protecting means having a spring portion, a recess portion and an engageable end portion, the spring portion biasing the first end portion of the clamp support into engagement with the recess, the second end portion of the clamp support engaging the engageable end portion of the tube protecting means.

Abstract: A binding device comprises a band and a buckle. The band has a plurality of lock grooves formed on one surface and a coupling hole formed adjacent to one end. The buckle has an insertion hole for inserting the band therethrough. The walls defining the insertion hole are provided with a ratchet pawl for engagement in the lock grooves of the band. The buckle also has a lock member for insertion into a coupling hole of the band. Wires are bound together by inserting the band into the insertion hole of the buckle, then looping the band round the wires and then forcibly inserting the lock member into the coupling hole.

Abstract: A device for holding a rod-like object comprises a base portion, a lock portion projecting from one side of said base portion and a holding arm section projecting from the other side and having a receiving recess for fitting a rod-like object therein in a direction perpendicular to the lengthwise direction of the object. The holding arm section is provided with an engagement portion for engaging with the rod-like object fitted in the receiving recess with an elastic restoring force.

Abstract: Cable brackets are formed out of wire and have flat areas swaged into them to provide suitable mounting surfaces. The wire is of sufficient diameter to provide structural rigidity to the bracket and the flattened areas are of such dimension to provide an area sufficiently large enough for a mounting hole.

Abstract: A tool for supporting a composite camshaft having a steel shaft and a sintered piece to be joined to the steel shaft through sintering in a sintering furnace. The tool comprises a graphite frame having at least two sides, in an upper portion of which a groove means is formed. A ceramic layer is provided on a surface of the groove means. When sintering is performed using such a tool, the tool will not deform even if the tool is exposed to an environment of high temperature, such as the temperature higher than 1,100.degree. C., and therefore, bending of the composite camshaft will not occur during sintering. In addition, the ceramic layer prevents diffusion of carbon from the graphite frame to the steel shaft of the composite camshaft, and therefore, a hardening of the steel shaft due to carbonizing will not occur. As a result, reliability of the joint between the sintered piece and the steel shaft is increased.

Abstract: A pipe saddle has saddle halves connected with each other by at least one connection. Each saddle half has an essentially U-shaped section including side pieces with semicircular recesses to receive a pipe, hose or the like. At least one of the saddle halves has an inwardly bent support part in the vicinity of its recess and extending parallel to the axis of the recess for the support of the pipe, the hose or the like. To configure the support part so that the surface pressure is substantially uniformly distributed between the support part and the pipe, hose or the like clamped in the pipe saddle, the support surface of the support part is considerably longer in its section adjacent to the base part of the U-shaped saddle half than its sections remote from the base part. The edge of the support can define the border line of a simple geometric shape.

Abstract: A cross-arm for supporting electric utility wires. The cross-arm is made of insulative material, the inner structure formed of alternate layers of polyester resins and synthetic fabric. An inner core is composed of polyester resin and particulate matter, or polyurethane foam with a central metal reinforcing bar. The cross-arm is modular in nature, and support members are integral with the unit, facilitating installation.

Abstract: Unique flex-lock dovetail mounting apparatus (300) is described that may be advantageously utilized for mounting radio transceivers (100) and accessories (200) in harsh environments. The housing of the radio transceiver (100) includes on one side thereof at least two channels (101 and 105) producing a dovetail. The mounting apparatus (300) includes a top plate (304); a slide plate (308) attached to the top plate (304), having on at least one end a cut-out portion (310) producing a gap (320, 321 and 322) between the cut-out portion (310) and the top plate (304), and having at least two rails (301 and 305) producing a dovetail and each adapted to insert into a corresponding one of the channels (101 and 105); and locking apparatus including a lever (306) or a thumb screw (706) coupled to the top plate (304) and the cut-out portion (310) of the slide plate (308) for flexing the cut-out portion (310) toward the top plate (304) thereby locking the rails (301 and 305) in position in the channels (101 and 105).

Abstract: Objects (10) to be secured in place relative to a support member (48) are placed on a support portion (16) of a base member (14) which is secured to the support structure (48). A U-shaped retainer (12) is moved into a position with its sidearms (18, 20) on opposite sides of the objects (10) and the ends of the sidearms (18, 20) aligned with slots (36, 38) in the support portion (16). Then, the retainer (12) is pushed endwise, until a cross member (22), innterconnected between the upper ends of the sidearms (18, 20) is down against the objects (10). The movement of the sidearms (18, 20) causes a spreading apart of a pair of flanges (44, 46) which depend from the support portion (16) of base member (14). When the retainer (12) is seated, lower edge portions (40, 43) of the flanges (44, 46) dig into the edges (28, 30 and 32, 34) of the sidearms (18, 20), and securely connect the retainer (12) to the base member (14).

Abstract: A line (such as a pipeline) of smaller diameter is mounted on a line of larger diameter with a clamp comprising a saddle for positioning on the larger line, a channel formed in the outer face of the saddle for receiving the smaller line, a closure member mountable on the saddle to close the channel around the smaller line, a strap for passing around the larger line, and at least two tensioning devices for tensioning the respective ends of the strap to the sides of the closure member. The clamp is particularly useful for connecting subsea pipelines.

Abstract: A device for holding high voltage tubing conductors in position to allow their attachment is shown according to the teachings of the present invention as including first and second L-shaped bracket arms which are positionable in one of a plurality of angular positions by a hinge assembly interconnected to the free ends of their first legs. First and second shoes are further provided which are positionable in one of a plurality of angular positions with respect to the second legs of the bracket arms by a hinge assembly interconnected therebetween. A first high voltage tubing conductor may be positioned with respect to a second high voltage tubing conductor to allow their attachment by fixing the first and second shoes and the bracket arms in the desired angular positions and by releasably securing the first and second shoes to the first and second high voltage tubing conductors.

Abstract: A concrete-form conduit holder (10) comprises upright supports (14 and 16) attached to a floor wall (28) of a concrete-form and extending upwardly therefrom. A laterally extending header bar extending between the upright supports forms a substantially horizontal surface on the bottom side thereof to which a plurality of cups are attached with open ends thereof facing downwardly and closed ends thereof facing upwardly against the header bar. To use the concrete-form conduit holder, the upright supports are attached to the floor wall and tubular conduits are extended from outside the form into the form with their ends inserted upwardly into the open ends of said cups where they are held by screws.

Abstract: A coil tube bundle for a heat exchanger wherein substantially rigid strips are formed with substantially equally spaced slots inwardly along a front edge thereof with each slot defining a seat opening through a narrower funnel throat, and flexible tubes of resilient circular cross section disposed across aligned rows of said strips and embraced within the seats of the slots to form an interconnected grid of rigid strips and flexible tubes, the grid being coiled to a bundle with the strips parallel to a central axis and the tubes forming spirals with convolutions contacting and spaced apart by edges of the strips opposite the slotted front edges and with the tubes supported at substantially equally intervals throughout their lengths, the plastic material of the tubes and strips being non-brittle at water-freezing temperatures. The strips and tubes are preferably of slippery plastic which is non-brittle at water-freezing temperatures.

Abstract: A height-adjustable watering system which includes a watering pipe connected to a source of water and carrying a plurality of drinkers, a stabilizing element positioned above and along the water pipe, an anti-roosting element positioned along and above the stabilizing element, a plurality of brackets each having arms for receiving therebetween the anti-roosting element, the stabilizing element and the water pipe, a flexible suspension cord secured to at least selective one of the brackets, and a quick-release clamp associated with the suspension cords for readily varying the height of the system from a supporting surface to vary the height of the overall watering system as the poultry, small animals or the like grow.

Abstract: A cable clamp of the present invention comprises a base having a fixing portion on the lower surface, a flat clamp rockingly connected to the base, and a means for locking a distal end of the flat clamp to the base engageably or disengageably. The cable clamp retains electric wires between the base and the flat clamp. The locking member comprises a plate-shaped protrusion provided on the flat clamp or the base and a retaining protrusion formed with the outer surface thereof. A resilient retaining member is protrudingly provided on the flat clamp opposite the plate-shaped protrusion or the base and has a hole for engaging with the retaining protrusion. An engaging member is protrudingly provided on the same surface with the resilient retaining member in parallel and engaging with an inner surface of the plate-shaped protrusion. Further, a notched portion formed with a distal end of the resilient retaining member faces the engaging member.

Abstract: An elastic support system is disclosed for a fuel system of motor vehicles of the type equipped with a mixture-compressing internal-combustion engine and an electrically driven fuel pump, a fuel filter and an accumulator, in which case at least the fuel pump is to be arranged in proximity of the tank at the underbody. A roller vane pump is used as the fuel pump which operates with heavy pulsations and therefore, in addition to its mechanically caused operating noises, also generates pulsation noises. It therefore must be disconnected or isolated from the underbody with respect to vibrations. For this purpose, it is suggested by the invention to provide, between the fuel pump and a suspension member fastened at the underbody of the motor vehicle, a connecting element that is held at the fuel pump and can be suspended at the suspension member.

Abstract: A cable support with tines has a first tined member including open chambers between its tines. Each chamber receives one cable. To hold the individual cables tightly independently of their dimensional deviations, a second tined part with an identical tine distribution is associated with the first tined part. The tines of the first tined part are positioned between the tines of the second tined part. A detachable catch connection provides two-way connection of the two tined parts.

Abstract: A robot comprising a base, an arm assembly and first and second spaced robot parts are mounted on the robot so that the first robot part pivots with respect to the second robot part about a pivotal axis and a ribbon of flexible cables are connected to and extend between the robot parts in a direction substantially normal to and towards the pivotal axis to provide a ribbon of cables which have an effective length between the robot parts which does not change during pivoting. The cables are clamped in spaced apart positions by a directing mechanism and a retainer mechanism so that the effective length does not change and the cables do not rub each other during pivoting. The directing mechanism comprises a weldment including a pair of interconnected holders which direct the cables from an axis parallel to the pivotal axis to the normal direction towards the pivotal axis.

Abstract: A device for holding a rod comprises a base plate and one or more holding sections provided on the base plate, each holding section including a rigid member having a jaw portion and an elastic holding member, these members extending upright from the base plate and having a folded-back portion provided with a recess embracing the rod, whereby the lower end portion of the folded-back portion can engage to prevent accidental detachment of the rod from the holding section from being caused when an external upward force is applied to the rod.

Abstract: An advanced spine fixation system includes a plurality of screw clamp assemblies preferably inserted through the pedicle and vertebral body at the vertebra. Each screw clamp includes a removable saddle assembly composed of two halves and each provided with apertures for the reception of rigid support rods which, in one form, form a parallelogram. In another form, the screw clamp receives a single rod, the clamp apertures and the rod being serrated for increasing the purchase. The apertures are proportioned to provide an interference fit with the rods to effect purchase between the saddles and the rods. In use, the screws and clamps are properly placed and a soft temporary master is formed which follows and replicates the contour of reference surfaces on the clamps. The temporary master is then used to form a master pattern which in turn is used to form the rigid rods to the determined contour. The rigid rods are then affixed to the clamp assemblies to provide the rigid support needed for spinal procedures.

Abstract: A stake of U-shaped cross-section which, when inserted in a tube bundle between parallel rows of tubes, dampens vibrations and provides support. One stake end is arcuately shaped for engagement with the end tube in a tube row and in one embodiment an aperture is provided to accommodate a restraint which retains the stakes in series in their engagement mode.

Abstract: A clamp for electrical cables including a body portion of stamped metal. The body portion has two end walls extending at right angles to the base. At least a first pair of arms spaced intermediate along one edge of the base. The arms also extend outward at essentially right angles to the base such that they are parallel to the end walls. An arm and an associated end wall form a first channel. The movable jaw interfits below the arms and when tightened comes into compressive engagement with the cables in the channel.

Abstract: The support system for electrical cables includes a plurality of orthogonally disposed support rails and standardized clamping joints for adjustably clamping the rails together. Cable supporting beams may be disposed in spaced, parallel relation to selected rails and standardized clamping joints are provided at opposite ends of the cable supporting beams for adjustably connecting beams to a rail and clamping a plurality of cables therebetween. All of the beams, rails and joints are of insulating material.

Abstract: An arrangment for mounting pipes and the like to a concrete wall or slab comprises a fastening device constructed in the manner of building blocks and consisting of prefabricated parts. A specially designed concrete anchor is inserted prior to pouring the concrete in a reinforcing matrix of a concrete slab or wall. It is possible thereby to keep the distance tolerances between the concrete anchors very small and to standardize all of the parts of the fastening construction, which particularly includes supporting rods, beams and diagonal rods.

Abstract: The present invention provides for a cable clamp for releasably securement of either round or flat articles, wherein the clamp is made having an integral plastic body with a base, a hinge upstanding from one end of the base, a rigid beam cantilever-supported by the hinge and a latching member upstanding from an opposite end of the base and formed so as to facilitate selective engagement with the beam.

Abstract: Apparatus for use in a heat exchange unit having wound fin tubing including a tube support assembly having a tube support and a rod for securing runs of wound fin tubing therebetween. The rod is mounted to the tube support in rod slots providing a snap fit arrangement. The entire tube support assembly is designed for use for mounting a peripherally encasing heat exchanger that is tapered to a vertical partition.

Abstract: A conduit system for supporting and clamping a bank of conduits of different diameters in a substantially parallel and spaced apart relationship which requires a minimum number of parts and which can be assembled simply and rapidly. The basic structure is comprised of a plurality of vertically and horizontally interlocking modular units, each consisting of a frame member having at least one side thereof including an arcuate surface corresponding to the outside diameter of a first conduit. The conduit is supported on the arcuate surface of one frame member and clamped thereon by a second, superimposed, interlocking frame member. A unitary generally U-shaped adapter is employed to support a smaller diameter conduit within the system. One end of the adapter includes a snap-on clip to facilitate attachment to an arcuate surface of a frame member and the opposite end comprises a pair of opposed resilient arms for receiving and holding the smaller conduit in a fixed relationship to the arcuate surface.

Abstract: A clamp for cables passing through a panel near an edge thereof including an anvil, a clamping pad and a latch member all positioned on a slideable basis within a slot extending from an edge of the panel inward a predetermined distance. Slots in the anvil interferingly engage and hold cables therein to facilitate assembly of the clamp. Fingers extending from arms of the latch member engage catches in side edges of the slot to lock the latch member in compressive engagement with the pad thereby clamping the cables between the anvil and the pad.

Abstract: Apparatus for the application of liquids to moving material, such as patterned application of dyes to moving textile material, including a liquid applicator positioned above the material path of travel for continuously discharging liquid in a row of plural streams downwardly onto the material, means for selectively deflecting selected of the continuously flowing streams in accordance with a pattern control device, and collection means for receiving the deflected liquid to prevent its contact with the moving material. The apparatus includes a novel air comb with air supply tubes in a pre-selected position relative to its particular dye jet in order to efficiently deflect the dye jet in the proper direction at the proper time.

Abstract: An apparatus for retaining cooling pipes employed in an ice rink comprises a belt-shaped base member which is disposed on the floor portion of a rink and a supporting member which is integrally formed on the base member such as to project vertically therefrom. The retaining apparatus is made of flexible synthetic resin and retains cooling pipes at predetermined positions in the rink. The supporting member includes fitting notch portions for retaining the cooling pipes, the fitting notch portions each having a cut portion at the upper end thereof. The fitting notch portions for the pipes are provided at predetermined spacings over the length of the supporting member.

Abstract: Superdensity assembly method and system for coiled tubing bundle plastic heat exchangers resists the large buoyancy forces occurring due to ice build-up on the multiple tubes and provides fast melt down in phase change thermal storage tanks. The coiled tubing bundle heat exchanger in the tank is assembled from numerous vertical slippery plastic strips, for example, high density polyethylene or ultra high molecular weight polypropylene, 1/8th inch to 1/4th inch thick having keyhole-shaped slots of predetermined uniform spacing extending inwardly from the front edge of each strip. Each slot terminates in a rounded seat opening spaced inwardly a predetermined distance from the rear edge of the strip.

Abstract: An electric wire bundle clamp having a mounting base, an elastic curved member provided on the mounting base so as to be integral at one end thereof with the mounting base and open at the other end, and a retaining portion formed on the mounting base for retaining the open end of the elastic curved member, in which the open end of the elastic curved member is bent outwards elastically deformably to form a bent portion with a stepped retaining projection formed in the vicinity thereof and a part of the bent end portion is used as a clamp operating piece, while on the mounting base are provided at least two projections which are spaced from each other so that the bent portion of the open end of the elastic curved member can be inserted therebetween, and on the inner surface of an outside one of the projections on the mounting base is formed a retaining projection capable of engaging the above retaining projection formed in the vicinity of the bent portion.