38results about How to "Reliable vibration" patented technology

A pivotal harness guide 3 is provided in a side of a car body 1 or a sliding door, and a corrugated tube 4 is secured to the harness guide. The corrugated tube 4 may be held turnably in a circumferential direction of the corrugated tube 4 by the harness guide. The harness guide 3 has a locking projection that engages with a groove formed in the corrugated tube 4. The harness guide 3 has a harness support member 5 for securing the corrugated tube 4 to the harness guide and a base member 9 for turnably connecting the harness support member to the base member by a connecting member, and the base member is secured to the car body or the sliding door. The corrugated tube 4 may be turnable together with harness supporting cradles within a cylindrical wall formed in a panel of the car body.

The present invention is a vibration-generating small-sized motor that comprises within an external housing case thereof a stator and a rotor, a commutation mechanism, a power supply terminal that connects electrically with an electrode or a power supply land of the electronic equipment, and a terminal-blade mount on which the power supply terminal is mounted, wherein the power supply terminal includes a pair of resilient terminal blades that are located on the terminal-blade mount provided at a face of the external housing case of the motor, facing each other and pressing together, and the electrode or the power supply land on the circuit board are clamped between the resilient terminal blades, whereby the vibration-generating small-sized motor can be electrically connected to the power supply of the electronic equipment. Accordingly, the power supply terminal of the vibrating motor mounted in the portable electronic equipment can be electrically connected to the electrode or the power supply land on the circuit board in the electronic equipment with high reliability and this connection can be maintained continually over a long period.

The invention provides a overload protection device, capable of keeping the rotary drive partition state and preventing from generating the vibration and noise because of the transference the path of the push pressure and accurately setting the operation torque and making a holding mechanism work reliably. the overload protection device has a central flange (110), a hub flange (131) and a push compressed plate for pushing a steel ball (120) to rotate and drive, wherein a holding mechanism (165) for keeping the partition in the over loading comprises a retaining ring (146) mounted at the central flange side of the push pressure plate (140) and a holding ball (145) arranged at the internal circumstance side of the central flange (110).

A hand-held power tool capable of reducing strain on a worker's fingers which might be caused by vibration and reaction during work is provided. A grip section, which is extending from substantially a central part in an axial direction of the body portion toward a direction substantially perpendicular to the axial direction, is integrally provided on a body portion having a motor housing. A grip housing configuring the grip section is provided so as to extend from the motor housing. The grip housing includes a housing body including a pair of housing pieces and a cover sandwiched to be held by the housing pieces. The cover includes a compression-molded article in which a resin cover body and a rubber member are integrally formed by compression molding.

The axial vibrator belongs to the field of drilling tools, in particular to an axial vibrator. The axial vibrator can produce an axial vibrating through adopting pressure pulses produced by a circumferential vibrator or a pulser to effectively solve the pulling problem of drill string of high angle extended-reach wells and horizontal wells. The axial vibrator is simple in structure and reliable in vibrating. The pulser can be replaced and pressure oscillation of slurry can be changed; therefore, the vibration power can be adjusted and the adjustability is strong.

A flexural vibration piece includes: a base portion; a vibrating arm extending from the base portion and having a first surface, a second surface opposing the first surface, and side surfaces connecting the first surface and second surface, wherein a laminated structure including a first electrode, a second electrode, and a piezoelectric layer disposed between the first electrode and second electrode, is formed on each of the first surface and second surface, the piezoelectric layer formed on the first surface side and the piezoelectric layer formed on the second surface side have mutually opposite polarization directions, and the first electrode formed on the first surface side and the first electrode formed on the second surface side are connected to each other.

Provided is a control panel support mechanism having a first support member attached to an image forming apparatus, a second support member supporting a control panel and axially supported by the first support member to be vertically swingable with respect to the first support member, a lock member slidable towards or away from a swing axis of the second support member, and a biasing unit to bias the lock member to slide towards the swing axis. The first support member has a plurality of engaging grooves each positioned along a radial direction with respect to the swing axis and having an opening at an end of the first support member opposite the swing axis, the plurality of engaging grooves being aligned vertically. The biasing unit biases the lock member so that the lock member enters one of the plurality of engaging grooves through the opening to lock in engagement with the engaging groove.

A wrist apparatus as a portable electronic apparatus includes a case, a solar battery that is provided in the case and has an outer circumference along the outer edge of the case and an inner circumference the perimeter of which is shorter than that of the outer circumference, and an acceleration sensor that is provided in the case and disposed in a position where the acceleration sensor overlaps with the solar battery in a plan view of light receiving surface of the solar battery.

A vibration piezoelectric acceleration sensor including a pair of diaphragms linearly and oppositely disposed on a frame, a support body supporting the diaphragm, and a holding part holding the support body slidably in a linear direction, and another pair of diaphragms disposed linearly and oppositely crossing the pair of diaphragms detecting acceleration in two axes, i.e. X and Y directions. The diaphragms are extended and retracted by the acceleration transmitted to the support body through the holding part, changing a natural oscillation frequency. Accordingly, a high change ratio of resonance frequency can be provided with the detection of the acceleration, and the acceleration in two axes directions can be detected without being affected by a change in temperature.

The invention discloses a mechanical low-frequency vibration drilling device. The outer surface of the lower end of an end face cam with a taper shank is rotationally connected with the upper portionof an inner cavity of a device shell. An annular flexible hinge is arranged in the inner cavity of the device shell. A vibration output rod is arranged at the lower end of the annular flexible hinge,and a driven end face cam is arranged on the upper portion of the annular flexible hinge. The lower end face of the end face cam with the taper shank and the upper end face of the driven end face camare both sine-ruled surfaces. A fixed disc is arranged in the middle of the inner cavity of the device shell, and penetrating holes are evenly distributed in the fixed disc along the circumference. Each penetrating hole is internally provided with a sliding block. Idler wheels are arranged at the two ends of each sliding block correspondingly, wherein the two idler wheels are in rolling contact with the lower end face of the end face cam with the taper shank and the upper end face of the driven end face cam. According to the mechanical low-frequency vibration drilling device, through rotationof a main shaft, low-frequency axial vibration is generated while the vibration output rod rotates at the high speed, and precise and efficient drilling of materials such as titanium alloys and composite materials which are difficult to machine is achieved.

The invention discloses a vibrating power head device, which comprises a vibrating assembly and an outer box arranged outside the vibrating assembly, a guiding mechanism is arranged between the vibrating assembly and the outer box, the vibrating assembly includes a vibrating box and a gear box, and the front end of the gear box The drilling tool is connected through the output joint, and the vibration box is detachably connected at the rear end. In the present invention, a vibration box and a gear box are arranged in the outer box. Through the fixed connection between the vibration box and the gear box, the vibration box directly drives the gear box and the main shaft to vibrate together, thereby driving the drilling tool to vibrate and rotate the drilling at the same time, which can effectively reduce the vibration of the main shaft. The damage received makes the vibration transmission route more reasonable. Moreover, the vibration box and the gear box ensure that the vibration displacement of the vibration component only occurs in the axial direction through the guiding mechanism, and limit the unreasonable vibration in other directions, so that the generation and transmission of the exciting force are stable and reliable, and the impact direction is consistent. Improve the work efficiency of drilling holes.

The invention relates to an assembled cooling water pipe convenient for construction of a narrow bin surface and belongs to the technical field of concrete pouring construction. The assembled coolingwater pipe mainly consists of a three-branch pipe joint, a horizontal pipe, a vertical pipe and an interlayer connecting piece, and according to the principle that 'part of pre-distributed, multi-directional connection, connecting after pouring', the three-branch pipe joint is fixed at an appointed position of a foundation bin surface in advance, and concrete is poured after the vertical pipe is assembled, at this time, there is no obstruction in the horizontal direction, and after pouring, the upper layer horizontal pipe is connected to complete a cooling pipeline. And the top end joint of the cooling pipeline can be used as the basis of the next cooling pipeline for connection and circulation operation. According to the assembled cooling water pipe, the problems that the traditional cooling water pipe arrangement in the thin-wall concrete structure can only be bound by the steel bar net, the cooling effect is influenced by the fact that the path of one pipe is too long to be finished, the pouring quality is poor due to the fact that the vibration is not in place, and the like are solved; and the process is simple, the assembly is convenient, and the cooling effect is ensured.

A blower fan including an impeller easily mounted on the rotational shaft of a motor generates less noise. The impeller is mounted on the rotational shaft of the motor using a fastener with an elastic vibration isolator and a washer in between. The washer has a predetermined shape including radial projections from a circumference about a central receiving hole. The vibration isolator has the predetermined shape larger than the predetermined shape of the washer, and has a first recess having the predetermined shape on its top surface to receive the washer fittingly. The impeller has a second recess having the predetermined shape on its top surface to receive the vibration isolator fittingly. The vibration isolator thus separates the impeller mounted on the rotational shaft from the washer in both the axial and rotational directions of the motor to reduce vibrations in both directions propagating to the impeller, generating less noise.

A battery cell holder. The battery cell holder includes: a housing made of an inelastic material, which is configured to receive a plurality of individual battery cells; an elastic intermediate unit having a plurality of passthrough openings, each passthrough opening being configured to receive one battery cell; and a preload device that is configured to exert a preload force on the elastic intermediate unit in such a way that the elastic intermediate unit becomes elastically deformed in order to clamp the battery cells.

The invention discloses a hydraulic oil pipe clamp which comprises a fixed clamp, a movable clamp and a fastening member, wherein one end of the fixed clamp is fixed on the upper side of a support, the movable clamp is arranged on the upper side of the fixed clamp, the fastening member is arranged on one end of the movable clamp, one end of the movable clamp is fixedly connected with one end of the fixed clamp through a fastening member, the other end of the movable clamp is of a convex arc-shaped structure, the other end of the fixed clamp is of a concave semi-arc-shaped structure, the convex arc-shaped structure on the other end of the movable clamp is an elliptical arc structure which is combined by two sections of arcs with respectively circle centers horizontally deviating from the symmetric center line of the convex arc shape, the radiuses of the arcs are matched with the radius of a clamped oil pipe, when the other end of the movable clamp is used for clamping the oil pipe, and a gap exists between the highest point on the inner side of the convex arc shape on the upper end of the movable clamp and the highest point of the arc of the oil pipe. The hydraulic oil pipe has a simple structure, is stable and reliable in locking without easily causing vibration, avoids deformation, sealing-off and perforation of the hydraulic oil pipe, and ensures that the whole hydraulic system of engineering machinery normally operates.

The invention discloses a vibrating pollution-discharging water purifier in the field of water purifiers. The vibrating pollution-discharging water purifier comprises a filter element housing, a central pipe, a filter element, an end cover, a water inlet and a pollution discharge port; the water purifier also comprises an upper fixed seat fixed at the extended out end of the central pipe, and also comprises a lower fixed seat fixedly arranged on the end cover; and the water purifier also comprises two extension springs separately fixedly arranged on the upper and lower fixed seats, and also comprises a vibrating seat located in a filter element housing; a vibrating shaft is arranged at the lower end of the vibrating seat; the water purifier also comprises a vibrating mechanism which comprises a shell, a rotary shaft, a fixed seat, a motor and also comprises an eccentric wheel matched with the lower end of the vibrating shaft; the eccentric wheel sleeves the rotary shaft; two ends of the rotary shaft are rotatably mounted on the fixed seat, separately, and one end of the rotary shaft extends out of the fixed seat; the fixed seat is fixed in the shell; a driven gear is arranged at the extended out end of the rotary shaft; a driving gear is arranged on the motor; the driving gear is engaged to the driven gear. The water purifier cleans dirt in the water purifier efficiently and discharges the same.