Abstract: A multi-orientation adjustable clamp device comprises a stationary and a movable clamp, wherein a stationary connector disposed on a top end of the stationary clamp is pivotally jointed with a locking block by a linking stud, and a fixing hole is formed at one end of the linking stud for fixing a linking lever. The structure of the clamp device is characterized in: disposing a crank between the stationary clamp and the locking block; and, a first and a second connector arranged at two ends of the crank respectively for coupling with the stationary connector and the locking block individually to form two pivot-joint devices to offer a multi-orientation adjustable function to this invention.

Abstract: A cymbal clamp provided to pinch a cymbal or a cymbal set at top end of a shank comprises an upper and a lower movable clamping piece extendable to a predetermined angle, a center post provided with a plurality of cotton washers and separation pieces as well as a spring, and a barrel pivot rod transversely loaded in two semi-circular concavities with inside ratchet teeth in the upper clamping piece or inside grooves in the lower clamping piece. By abovesaid construction, stepless adjustment of the cymbal's inclination angle can be made easily just by loosening a wing nut under the lower clamping piece, and fastening the same after adjustment.

Abstract: A percussion amplitude adjustable pedal drum-beating device is provided with a flywheel pivotally disposed on a rotation shaft, wherein the flywheel comprises a main body and a clutch piece; the tail end of the flywheel is a pivotal joint while the other end is kept open. A fixing stud is used to lock the main body and the clutch piece together, and a positioning ferrule is disposed in-between the main body and the clutch piece. A plurality of row teeth are formed on the positioning ferrule, which is also provided with an axial open channel at one end.

Abstract: A transmission mechanism mounted on a rack and driven by a foot pedal to move a movable center rod and a superior cymbal at said movable center rod relative to a fixed inferior cymbal, the transmission mechanism including an oscillating member, which has a horizontal block connected to the foot pedal by a chain and a vertical block, a first universal joint connected between the vertical block of the oscillating member and the movable center rod, a second universal joint securely mounted on the rack at a bottom side, and a coupling bolt turned about a pivot pin at the vertical block of the oscillating member and securely connected to the second universal joint.

Abstract: An improved angle adjustable cymbal clamp mainly comprises an upper clamp sitting on a lower base and a clasping piece with a washer disposed on the upper clamp, wherein the lower base is provided with an oblique contact face formed on its top face and a cymbal rod protruded upwards at its center; a through hole is made in the upper clamp for the cymbal rod of the lower base to penetrate, and an accommodating space is preserved at a lower portion in the upper clamp. Another oblique contact face and a plurality of vertical grooves are disposed in inner wall and in ceiling of the accommodating space respectively, and a projecting piece with a vertical slit is arranged laterally to the upper clamp, wherein a bolt is penetrably locked in the projecting piece. In virtue of abovesaid construction of this invention, change of the angle between the upper clamp and the lower base by turning those two oblique contact faces is possible.

Abstract: An swinging stand structure for pedal operated cymbals with a swinging stand unit which includes a universal joint connected to a central draw bar, a reversed L-shape swing stand having its top end connected to the universal joint and its bottom end set up an opening, a rod stand having a set-up of an opening at its center portion, set up at the bottom of the base stand of the pedal cymbals, a connecting bar with an upper connecting block contained in the opening of the swinging stand and a lower connecting block contained in the opening of the rod stand, pivoted with respect to pivoting rods respectively, and a chain link having its top end connected to a horizontal block of the swinging stand and its bottom end connected to an end of the pedal.

Abstract: A structural improvement for a conga drum stand including a ring-framed carrier having a round hole at its center and a number of balancing blocks extending radially from its rim with a hole extending between the trough and the channel of each balancing block. A positioning block, inserted into each of the troughs, includes a vertical locking hole in the bock base. The locking hole is penetrated by a locking component with a hexagonal nut at its bottom end in the channel. The positioning blocks are configured so that they can be easily positioned in the trough.

Abstract: An improved clamp structure for cymbal fixing comprises an externally threaded sleeve with a pivot hole for a pull lever to penetrate and extend. The threaded sleeve is provided in sequence from top to bottom with a clamp, two isolating pieces, two cotton blocks, and a fixing nut. An upper cymbal is to be place between the cotton blocks, and a base block beneath the clamp having a through hole is screw-jointed with the threaded sleeve for the pull lever to penetrate and extend. A fixed wing block and a movable wing block located on top of the base block are clamping at the pull lever with two corresponding valleys, so that the threaded sleeve and the upper cymbal can be positioned on the pull lever stably to move after the latter with excellent response.

Abstract: A musical resonator mounting arrangement includes a resonator unit, a support plate, a coupling plate having one end fastened to the support plate and an opposite end connected to an end plate of the resonator unit by a connecting plate, a clamping unit controlled to secure the support plate to a musical instrument, enabling corrugated metal wires of the resonator unit to be retained in contact with the musical instrument, and an adjustment screw fastened to the support plate and the coupling plate at one end and screwed up with an adjustment nut for adjusting the contact pressure between the musical instrument and the corrugated metal wires of the resonator unit.

Abstract: A bongos holder includes a U-shaped holder base having a mounting rod fastened to a tripod, a packing plate coupled to one vertical side wall of the holder base, a holding down device driven to force the packing plate in holding down the block between the two drums of a bongos in the holder base, a clamping plate fixed to the holder base at the desired elevation by a wing nut to top the block of the bongos from upward movement, and a supporting member fixed to the mounting rod at the desired elevation by a tightening up wing screw to support the drums of the bongos.

Abstract: A cymbal fixation device includes a wing nut threaded onto a threaded stem on a cymbal stand to fix a cymbal in place, a holding down block mounted in a chamber in the wing nut, a split locating pin inserted into a pin hole on the wing nut and a pin hole on the holding down block to hold the holding block in place, and a tightening up screw threaded into an oblique screw hole on the wing nut and stopped against a beveled bottom edge of the holding down block to force the holding down block into engagement with the threaded stem.

Abstract: A drum beater which includes a metal stem having one end coupled to a pedal driving mechanism of a bass drum and an opposite end fixedly mounted with a mounting block, a plastic beater body covered over the mounting block and a part of the metal stem, a rounded felt block fixedly fastened to a mounting hole at one end of the beater body and moved with it to beat the bass drum, a counterweight fitted into a receiving chamber at one end of the beater body remote from the rounded felt block, and a threaded fastening element inserted through an axial center through hole on the counterweight and threaded into an axial screw hole on the mounting block to fix the counterweight to the mounting block inside the beater body.

Abstract: A wide angle tom-tom holder including a mounting base having a bottom coupling hole coupled to a top end of an upright support, two ball socket assemblies respectively fastened to the mounting base, two balls respectively turned in the ball socket assemblies, and two L-shaped supporting rods respectively connected to the balls and adapted for holding a respective drum, wherein the mounting base has an extension block at one side, two upward coupling chambers respectively defined within the extension block, two projecting blocks respectively disposed in the upward coupling chambers, two mounting through hole respectively made through the center of the projecting blocks; each ball socket assembly has an upper shell and a hollow bottom shell fixedly fastened together and defining a ball socket therebetween for holding one ball, the upper shell having a vertical through hole connected to one mounting through hole of the mounting base by a screw bolt and a nut, and a tubular flange downwardly raised from a bottom

Abstract: A beater holder mounting structure includes a holder base fixedly fastened to a polygonal shaft of a pedal unit of a base drum, and a retainer block hooked up with the holder base to secure the stem of a beater to the holder base, the holder base and the retainer block each have a multiple-face through hole nto which the stem of the beater is inserted and fixed by tightening up screws.

Abstract: A cymbal holder assembly including a holder base adapted to hold a cymbal, a mounting base adapted for mounting on a cymbal stand, a screw and a wing nut fastened together to fix the holder base and the mounting base together, and a constraint device mounted around the screw and retained between the holder base and the mounting base to prohibit the holder base and the mounting base from a relative rotary motion, the constraint device being released for permitting the holder base to be turned relative to the mounting base to adjust the angular position of the cymbal on the holder base when the wing nut is loosened.

Abstract: An adjustable chair stand including a stand having a socket at a top side thereof, a threaded stem inserted into the socket and secured thereto to support a seat at the desired elevation, a bushing mounted in the socket around the threaded stem and having an arched packing plate in a side opening thereof, a lock screw mounted on the socket and turned to press on the arched packing plate against the threaded stem, and a clamping device fastened to the threaded stem and supported on the socket to stop the threaded stem from linear movement, the clamping device including two hinged arched clamping plates, and a fastener adapted to fix the free ends of the hinged arched clamping plates together.

Abstract: A superior cymbal mounting structure including a tubular screw member fixed to a center pull rod of a cymbal stand by a screw bolt and a wing nut, a lock nut threaded onto the tubular screw member to fix a superior cymbal to the tubular screw member between two sponge packing rings, wherein a packing block is mounted in a chamber in the lock nut and stopped against the periphery of the tubular screw member by a tightening up screw to fix the lock nut and the tubular screw member together.

Abstract: An improved angle adjustment device for cymbal mounting frames includes an adjusting seat with an annular seat in which a connecting means may slidably rotate to achieve stepless angle adjustment of a cymbal mounted on the adjusting seat. The angle of the cymbal may be firmly set after adjustment.