134results about How to "Increase axial dimension" patented technology

An annular dose indicator (50) for use with a dispenser comprising a dispensing canister (10) comprising a substantially cylindrical container (1) having a closed end (2) and an open end (3), said open end of the container being equipped with a dispensing means (4) that comprises an outlet member (5) movable between closed and discharge positions and an adaptor comprising a support block (21) having a socket (22) adapted to receive the outlet member, the container and support block being reciprocally movable relative to each other to cause the outlet member to move to its discharge position thereby dispensing a dose, said annular dose indicator (50) comprising an annular housing (60) having an interior surface (64) defining a substantially circumferential cavity; a counter-ring (80), said counter-ring located in the cavity and being arranged to be moveable relative to the housing by rotation about an axis parallel or substantially parallel to linear reciprocal movement of container and support block; a driving member (90) mounted on the interior surface of the housing, said driving member engaging the counter-ring and being arranged to be selectively engaged during reciprocal movement of container and support block as to drive an incremental, rotational movement of the counter-ring; wherein said indicator (50) is arranged to be circumferentially mountable about the dispensing-canister (10), such that the first edge (51) of the indicator faces towards the closed end of the container, the second edge (52) of the indicator faces towards the outlet of the dispensing canister, so that at least the outlet member of the canister will extend beyond the second edge of the indicator.

A display device 21 for electrically showing a state of an outboard motor according to a sensing result of various sensors is provided to a tiller handle such that a display surface 27 thereof faces in an oblique upward direction. Preferably, the display device is provided on an upper surface 26a of a substantially horizontally extending housing 26 of the tiller handle. Further the display device may be received in a projection 28 formed by a protruding part of the upper surface of the housing of the tiller handle.

The invention discloses a cam mechanism and rotating ring forced resetting device for a fingerprint lock and relates to the field of anti-theft locks. According to the cam mechanism and rotating ring forced resetting device for the fingerprint lock, the main improvement is that the specific structure and the assembling mode of an overload protection device of the cam mechanism are changed; a collision bead sliding way, a collision bead spring and the like are radially assembled onto a cam shaft which is amplified locally; meanwhile, a collision bead large in diameter is adopted, on one hand, it is guaranteed that the idle function of the cam mechanism is stable and reliable, and on the other hand, space can be saved; the rotating ring forced resetting device which is simple and easy to implement can be arranged conveniently so that potential dangers can be eliminated; in addition, the resetting device is free of wear in routine operation and low in production cost; and meanwhile, axial dimensions and radial dimensions of main components of a double clutch can be increased so that reliability of the double clutch and safety of the lock can be improved.

In a permanent magnet rotor, a power transmitting shaft is connected to an axial end of a solid cylindrical permanent magnet, and a reinforcement sleeve is fitted on the outer circumferential surface of the permanent magnet. Thus, the shaft is not required to be passed through the permanent magnet as was the case with the conventional permanent magnet rotor for the purpose of transmitting the rotational torque and increasing the overall rigidity, and the increase in the axial dimension of the rotor due to the reduction in the cross sectional area of the permanent magnet can be avoided. Also, because the sleeve surrounds the permanent magnet, the resistance to centrifugal stress resulting from a high speed rotation and repeated bending stress owing to vibrations can be improved.

The invention relates to a fixed post type fully rotary crane, which belongs to crane transportation machinery for a boat. A flange (2) is arranged on the outer surface of the middle lower section of a fixed post, a fixed post top shaft (17) is arranged in the end surface center of the top of an upper fixed post (7), a rotary supporter (3) is connected above the flange (2), the upper part of the rotary supporter (3) is fixedly connected with a rotary table (6), a hanging arm (13) and a top pulley frame (8) are respectively hinged on the rotary table (6), a top bearing (11) and a top pulley group (9) are respectively and fixedly arranged on the top pulley frame (8), the top bearing (11) is sheathed onto the fixed post top shaft (17), a rotary mechanism (4) is arranged on the rotary table (6) or a lower fixed post (1), the integral height of the crane is reduced, in addition, the full rotation is realized, the operation of the whole machine is stable, the load bearing and the bending resistance capability of the crane are greatly improved, the service life is greatly prolonged, and the fixed post type fully rotary crane is particularly suitable for being used on large-scale floatingcrane boats and ocean engineering boats with crane weight limitation and navigation height limitation.

A dowel including an anchor rod (2; 22) having a load application element at one of its longitudinal ends and a head (3; 23), a diameter of which increases toward the free end of the anchor rod, at its opposite end, an expansion sleeve (4; 24) having a bore through which the anchor rod (2; 22) extends and a plurality of expansion tabs (5; 25) separated from each other by longitudinal slots (6; 26) and extending from a circumferential groove (7) toward the head (3; 23), the expansion tabs (5; 25) expanding radially, upon the expansion sleeve (4; 24) being displaced over the head (3; 23), and a substantially ring-shaped member (8; 28) arranged in the circumferential groove (7) and substantially filling out the circumferential groove (7; 27) in an expanded condition of the expansion tabs (5; 25).

A claw-pole type stepping motor comprises: a rotor which is shaped substantially cylindrical, and which has a rotary shaft at its radial center; and two stators which are shaped like a cup, each have at least one magnetic coil, are coupled to each other so as to rotatably house the rotor with their magnetic coils located respectively toward both axial end faces of the rotor, and which each have two pole tooth arrays magnetically connected to each other such that magnetic phase difference therebetween at tips of respective pole teeth is 180 degrees in terms of electrical angle, and in the motor thus structure, three pipes of aluminum go axially through the two stators so as to hold together the two stators.

The invention discloses a packer. An annular space between a body and the inner surface of a shaft is sealed through a wing plate in an overturning mode; in this way, even if packer rubber needs to expand into a large size, the wing plate can cover and support the two ends of the packer rubber, and the packer is suitable for occasions where an annular space between a body and the inner surface of a shaft is large. Meanwhile, due to the fact that large-size radial expansion of the packer rubber can be achieved, it can be guaranteed that a large gap exists between the packer rubber and the inner surface of the shaft when the packer is lowered into the shaft, and then the packer can be placed in the shaft more easily.

In an eccentric-drive equipped seat reclining device including a cover having internal teeth, a base member, an external gear having fewer external teeth than the number of the internal teeth, a pair of wedge-shaped members and a guide plate located in an eccentric space defined between the cover and the external gear, a spring biasing the wedge-shaped members apart from each other, and a driving member for circumferentially pushing the wedge-shaped member pair, the external gear has a cylindrical protrusion. The base member has a first annular axially-recessed portion for press-fitting the external gear to the base member, a second annular axially-recessed portion for accommodating the cylindrical protrusion, and a third annular axially-recessed portion for accommodating the spring. Protrusions, formed integral with an annular outer peripheral portion of the backface of the second annular axially-recessed portion, are fitted to respective recessed portions of a seat-cushion side arm.

A twin-clutch manual transmission comprising: first and second input shafts adapted to selectively receive an engine power output through respective clutches; a first gear range group including gear sets which are disposed between a rear end portion of the first input shaft, protruding from a rear end of the second input shaft in an area remote from an engine, and a counter shaft parallel to the first and second input shafts; a second gear range group including gear sets disposed between the second input shaft and the counter shaft; an output shaft placed in a concentric and abutting relationship with a rear end of the first input shaft; and a reduction gear set disposed between the output shaft and the counter shaft to drivably connect the counter shaft to the output shaft.

The invention relates to a planetary-harmonic composite gear reducer, which relates to a reducer, and aims at the problems that the prior cup-shaped harmonic reducer has small reduction ratio, large axial size, large volume, large mass and the like. A sun gear is engaged with at least two planetary gear shafts and is arranged in an elliptical internal gear ring of an elliptical cam, the at least two planetary gear shafts are engaged with the elliptical internal gear ring of the elliptical cam to form a primary planetary reduction gear train, the elliptical cam is arranged in a flexible ball bearing, the primary planetary reduction gear train and the flexible ball bearing form a wave generator, the flexible ball bearing is arranged in a flexible gear, the flexible gear is arranged in a rigid internal gear ring and is engaged with the rigid internal gear ring under the action of the wave generator, and a planetary gear shaft arranged in a shaft hole of a tie bar is provided with a rolling bearing. The reducer has the advantages of large reduction ratio, small axial size, small volume, light mass and the like, and is particularly suitable to be applied in the fields such as aviation and space detectors, various instruments and meters, and driving units of precision robots and the like.

The invention discloses an integrated high-rotation-speed swash-plate-rotating motor pump. The integrated high-rotation-speed swash-plate-rotating motor pump comprises a motor pump shell, a five-phase fault-tolerant permanent-magnet brushless direct current motor and a swash plate, wherein the five-phase fault-tolerant permanent-magnet brushless direct current motor and the swash plate are integrally installed in the motor pump shell. The motor pump shell is of a structure formed by connecting a large-end shell and a small-end shell; an end cover is installed on the end face of the large-end shell, sealing is carried out through a sealing ring, and a back pump body is installed on the end face of the small-end shell; a large-end cavity in the large-end shell and a small-end cavity in the small-end shell are communicated, the five-phase fault-tolerant permanent-magnet brushless direct current motor and a swash plate mechanism are installed in the large-end cavity and the small-end cavity respectively, the motor is coaxially connected with the swash plate mechanism, and the swash plate rotates to drive a flow distribution shaft with one end extending into the back pump body to synchronously rotate. According to the integrated high-rotation-speed swash-plate-rotating motor pump, a swash-plate-rotating axial plunger pump and the five-phase fault-tolerant permanent-magnet brushless direct current motor are axially connected in series and integrated into the same shell, the radial size is greatly reduced, rotational inertia is reduced, and the dynamic response speed is increased; reliability and fault-tolerant capability are high, power density is further increased, and the integrated high-rotation-speed swash-plate-rotating motor pump and a hydraulic cylinder can be easily integrated.

A rotating electrical machine includes a stator formed by disposing coils of a plurality of phases in a plurality of slots formed along an axial direction of a stator core; a rotor rotatably provided on an inner peripheral side of the stator; and a rotation position detector for detecting a rotation position of the rotor disposed on the one axial end side of the stator core.

The invention provides a thermal field structure for growing large-sized silicon carbide monocrystal. The structure integrally comprises a crucible, a crucible cover, a seed crystal rod, an upper insulating layer structure, a lower insulating layer structure, a lateral insulating layer structure and an induction coil, wherein the crucible is divided into a cylindrical bottomless structure and a crucible support, the cylindrical bottomless structure is put on the crucible support and is made of a high-purity graphite material, and the crucible support is made of a high-temperature-resistance insulating material; the lower end of the seed crystal rod has a seed crystal tray structure, and is moved along with height reduction of a solid raw material in the sublimating process; the induction coil structure outside the lateral insulating layer structure can be moved downwards from top, so that a reasonable interval between a growing interface of crystal and a raw material can be ensured. The thermal field structure can be used for reducing the probability of crystal fracture and effectively reducing the defects of micropipe, stress and the like inside the crystal, and realizes the growth of large-sized half-insulating silicon carbide monocrystal.

The invention relates to the field of electrical connectors, in particular to a contact spring and a brush contact element applying the same. The contact spring comprises a mother ring, at least one cantilever-type elastic contact finger is arranged on the inner side of the mother ring, each elastic contract finger comprises a fixing end located on the mother ring and a contact end gradually drawing close to the center line of the mother ring, and the contact end gradually shifts to one side of the mother ring and protrudes out of the corresponding side face of the mother ring during the process of drawing close to the center line of the mother ring. During use, the contact spring can be pressed on corresponding electric slip rings in a contact mode through the elastic contact fingers; a filamentous brush contact element in the prior art is abandoned, so that requirements on transmission power of the brush contact element can be met by means of adjusting thickness, diameter and the like of the contact spring; due to change in contact structure, the elastic contact fingers can be matched with the electric slip rings larger and thicker in size, so that the transmission power of the electrical connectors can be improved on the premise of not increasing the axial size of the electrical connectors.

A hybrid transmission connected with a prime power source, including an input member for receiving power input from the prime power source, a two degree-of-freedom gear mechanism having a first axis and including at least four rotating members that are associated to rotate about the first axis, a first motor / generator having a second axis aligned with the first axis of the two degree-of-freedom gear mechanism, and a second motor / generator having a third axis offset from and parallel to the first axis. The first motor / generator is drivingly connected with the first rotating member of the two degree-of-freedom gear mechanism. The second motor / generator is drivingly connected with the second rotating member of the two degree-of-freedom gear mechanism.

The invention discloses an injection mixer which comprises a central injector, an outer ring injector and an overall injector, wherein the central injector is coaxially arranged in the outer ring injector, the front parts of the central injector and the outer ring injector are concentrically fixed, and the middle rear parts of the central injector and the outer ring injector are concentrically nested; and an output port of the outer ring injector is wound around an output nozzle of the central injector, and the outer ring injector and the central injector are jointly led to an overall mixing chamber of the overall injector and an overall mixing tube thereof. Compared with the prior art, the injection mixer disclosed by the invention is smaller in weight and axial size, high in injection rate, and good in large flow performance.

A first stator core and a second stator ore are configured by arranging core block pairs into an annular shape, the core block pairs being configured by stacking together core blocks so as to be spaced apart axially, each of the core blocks including a core back portion and one tooth, and a permanent magnet is configured so as to be divided into a plurality of magnet blocks that each include: a base portion; one shaft portion that protrudes radially inward from an inner circumferential surface of the base portion; and flange portions that protrude on two circumferential sides from a radially inner end portion of the shaft portion, the magnet blocks being held between the core block pairs such that the base portion and the shaft portion are positioned inside the core block pairs and such that the flange portions protrude circumferentially from the core block pairs.

The invention provides a translatory engaging motor, comprising a rotor fastened with two cycloid internal ring gears, wherein, four pins in large gaps are perforated into four through holes on the rotor; two ends of the pins are fixedly connected with a casing, the rotor and the cycloid internal ring gears fixedly connected with the rotor can move in a certain range of radial direction relative to the pins, thereby forming a parallel four-bar motion constraining mechanism. A stator is coaxial with an output shaft, and four coil windings of the stator are electrified according to the predetermined sequence to generate electromagnetic force, thereby driving the stator to translate around the output shaft, driving the fixedly connected cycloid internal ring gears and cycloid external gears fixedly arranged on the output shaft to generate engaging motion, and outputting the autorotation of the cycloid external gears; and the rotation of the external gears are transferred to the output shaft through a connecting key to output the rotation with low rotary speed and large torque. The translatory engaging motor has the characteristics that an acceptance range between the stator and the rotor is shortened, and the acting force is increased through the engagement between the cycloid internal ring gears on the rotor and the cycloid external gears on the stator under the action of electromagnetic driving force, so that a reducer and a motor of a low-speed motor are integrated into a whole.

The invention relates to a multi-body typed electrical excitation wind power generator with double salient poles, belonging to the wind power generator, which is characterized in that the armature windings of each monomer electrical excitation wind power generator with double salient poles are connected in series or in parallel; the voltage is outputted through a single-phase rectifier bridge; when the wind speed is low, the armature windings of each monomer wind power generator are connected in series with a reversed-phase; when the wind speed is high, the armature windings of each monomer wind power generator are connected in parallel with the reversed phase; a plurality of ten degree axial direction mechanical angles are positioned among the staggered generators, which are connected into the multi-body typed electrical excitation wind power generator with double salient poles; the monomer electrical excitation wind power generator with double salient poles comprises a stator, a rotor, an armature winding, an excitation winding; wherein, the rotor is an outer rotor or an inner rotor; the armature windings on the stator refer to the one phase winding formed by the armature windings with the opposite gear on the stator connected in series, which forms the electrical excitation wind power generator with double salient poles and two phase windings of A and B. The generator has the advantages of large power, wide rotational speed range, and high efficiency, which can meet the needs of the wind power generators with high power.

The invention relates to a mixed flow injection device, in particular to an injection mixing pump. The injection mixing pump is concentrically provided with an inner ring injector, an outer ring ejector and an overall mixing output pipe along a central axis; the inner ring injector is fixedly arranged in the outer ring ejector; the inner ring injector is sequentially provided with a central main fluid inlet pipe, a central nozzle, a central mixing chamber and a center mixing pipe along the central axis, wherein the central main fluid inlet pipe is arranged at the inlet end of the inner ring injector; the periphery of the central mixing chamber is communicated with an inlet of a first fluid; the outer ring ejector is sequentially provided with a main fluid ring cavity, an outer ring nozzle, a ring mixing chamber and a ring mixing pipe along the central axis; the periphery of the ring mixing chamber is communicated with a second fluid; and the outlet end of the inner ring injector and a flat straight-through overall mixing output pipe at the outlet end of the outer ring ejector form an outlet injection mixer. The injection mixing pump provided by the invention is light in weight, has small axial dimension and high injection rate, shows good performance in large flow and can obtain high output pressure.

The invention discloses an electric vehicle transmission. The electric vehicle transmission comprises a transmission shell, a driving motor rotor, a driving motor stator, a sun gear II, a driving motor output shaft and a sun gear I; a shaft extension end of the driving motor rotor is fixedly connected with the driving motor output shaft; the sun gear I sleeves the left end of the driving motor output shaft; a first planet row planet gear is mounted on a planet carrier; a wedged brake I is mounted on the inner wall of the transmission shell, and cooperates with a first planet row planet gear ring; and the sun gear II sleeves the right end of the driving motor output shaft. The electric vehicle transmission has two gears, meets the demands of vehicle acceleration, climbing and the like through reasonable matching of speed ratios, and prolongs the driving range; through integral design of a driving motor and a transmission, a control system is simplified, the number of control elements isreduced, the control difficulty is reduced, and the vehicle NVH performance and the sitting comfort are improved; and through the integral design scheme, the axial size of a power assembly is shortened, and the mounting space is saved.

A carrier having short pinion gears and long pinion gears is made compact, and the mountability of the carrier on vehicles is improved. In a structure of the carrier, short pinion gear housing spaces are formed between thick-walled portions of a carrier body and a carrier cover, and long pinion gear housing spaces are formed between flange portions and the carrier cover. Bridge portions are provided on the radially outer side of the short pinion gear housing spaces, and fixed to the carrier cover. Openings are provided on the radially outer side of the long pinion gear housing spaces. Splines to be engaged with a friction member of a clutch are formed on the outer peripheral surfaces of the bridge portions.

The invention discloses a transverse flux permanent magnetic or reluctance permanent magnetic motor of a ring body box structure, and aims at manufacturing an integrated phase stator and phase rotor, installing a discrete iron core and a winding thereof, and creating an odd-even electromagnetic switching way of the phase rotor core and phase stator iron core. A phase stator ring body is provided with two series of odd-even iron cores and two windings which are in serial connection with the iron cores inside a left ring body box, a middle ring body box and a right ring body box, and three columns of iron core end surfaces are exposed out of an inner ring of the ring body box; a phase rotor ring body is provided with a circumferential array phase rotor iron core with an E-shaped cross section inside the left ring body box and the right ring body box, a left magnetic pole and a right magnetic pole of the E-shaped iron core are communicated with each other, a permanent magnet or a reluctance and permanent magnetic material laminated body is embedded between a middle magnetic pole and a right magnetic pole of each iron core in odd number, a non-magnetic steel structural body is embedded between the middle magnetic pole and the right magnetic pole, and components which are assembled in the even-number iron core and the odd-number iron core are replaced laterally; the polarity directions of the permanent magnet or the reluctance and permanent magnetic material laminated body in the odd-number iron core is identical to that of the permanent magnet or reluctance and permanent magnetic material laminated body in the even-number iron core, and three columns of iron core end surfaces are exposed out of an outer ring of the ring body box; and the phase stator ring body and the phase rotor ring body are assembled in a segmentation way along the axial direction. The transverse flux permanent magnetic or reluctance permanent magnetic motor is applicable to the motor or a generator.

The invention relates to a trimanganese tetroxide / carbon composite with a rodlike core-shell structure. The composite is of a one-dimensional rodlike structure formed by coating rodlike trimanganese tetroxide with partially graphitized amorphous carbon, the length is 300-800 nm, and the diameter of a cross section is 40-90 nm. The prepared trimanganese tetroxide / carbon composite is uniform in size, the core-shell structure is obtained by coating rodlike trimanganese tetroxide with partially graphitized amorphous carbon, so that migration distances of ions and electrons are shortened when the composite is applied to a sodium-ion battery electrode material, the problem of volume expansion of the electrode material due to embedment and separation-out of sodium ions is effectively solved, and conductivity of trimanganese tetroxide is enhanced by means of carbon addition. The composite as an anode material shows stable cycling performance and good rate capability in a sodium-ion battery.

A rotary electric machine is installed such that a central axis of a rotating shaft is horizontal, and coolant suction apertures are formed at positions on a cylindrical portion of a frame that are vertically above first and second coil ends, and strip-shaped insulating papers are inserted such that a thickness direction is in a radial direction between radially adjacent conductor portions of portions of the conductor wire that constitute the first and second coil ends, and are disposed so as to extend circumferentially across positions that are vertically below the coolant suction apertures inside the first and second coil ends.

The invention relates to a transmission mechanism overload protection device and belongs to the technical field of transmission devices. According to the device, power reflux is implemented through a gear shaft, a housing, a right half coupling, a left half coupling and a drive wheel shaft, and the motor power is returned to the drive wheel shaft through the gear shaft;when the drive wheel load is excessive, the power transmission between the drive wheel shaft and the motor is cut off through safety pin breaking, and the motor and the transmission mechanism are protected effectively. By means of the transmission mechanism overload protection device, transmission mechanism gearbox gears and the motor can be protected effectively, and the transmission system of entire experimental equipment can be protected; meanwhile, the axial size of the overload protection device is small, and occupied space of the experimental equipment is reduced; the transmission torque is large, and the modular design of the drive wheel shaft in the experimental system can be benefited by the power flux manner; the overload protection device is arranged outside the gearbox and is convenient to change, and system overload can be found conveniently.

A hybrid transmission connected with a prime power source, including an input member for receiving power input from the prime power source, a two degree-of-freedom gear mechanism having a first axis and including at least four rotating members that are associated to rotate about the first axis, a first motor / generator having a second axis aligned with the first axis of the two degree-of-freedom gear mechanism, and a second motor / generator having a third axis offset from and parallel to the first axis. The first motor / generator is drivingly connected with the first rotating member of the two degree-of-freedom gear mechanism. The second motor / generator is drivingly connected with the second rotating member of the two degree-of-freedom gear mechanism.

The invention discloses a full-slot self-restoration frictional overrun clutch. The frictional overrun clutch is characterized in that when internal and external diameters of the clutch are the same, by arranging both friction surfaces of a roller or an inclined support and inner and outer rings into V-shaped slopes, the heights of sections of two rings are increased by the means of reducing a radial gap between the inner and outer rings so as to increase respective radial rigidity of the inner and outer rings on condition of greatly enlarging a wedge angle by increasing a friction coefficient of a friction pair; and finally, the frictional overrun clutch with higher rigidity and a greater wedge angle is obtained. Meanwhile, two radial sides of the roller or the inclined support are naturally provided with a self-keeping capability and a restoration capability for working postures / positions and a capability of axially connecting the inner and outer rings into a whole because of the restraint of two circumferentially-stretched V-shaped slots; and therefore, the requirements of the clutch on a retainer and the requirements on manufacturing and assembling precision of the clutch are greatly reduced so that the clutch is more reliable to work, greater in bearing capability and longer in service life.