12144 results about "Washer" patented technology

A reaction washer includes a main body that defines an inner diameter that slidingly receives an associated threaded element therethrough so as to define a rotation axis. The main body includes a top surface and a bottom surface that face in opposite directions. The reaction washer also includes a first raised friction inducing surface that extends from at least one of the top surface and the bottom surface so as to be nonconcentric with respect to the rotation axis.

A laundry appliance including a cabinet, a tub, and a drum. The tub is positioned inside the cabinet. The tub includes a front tub wall having a front tub opening, a rear tub wall, and a tub sidewall that extends between the front tub wall and the rear tub wall. The drum is rotatably supported within the tub. The drum includes a front drum opening, a rear drum wall, a drum sidewall that extends between the front drum opening and the rear drum wall, and a laundry compartment positioned inside the drum that is accessible through the front drum opening. An air gap is positioned radially between the tub sidewall and the drum sidewall. At least one heating element is positioned on or in the tub sidewall to heat the tub sidewall and therefore air flowing through the air gap.

A recoil mechanism has a hollow cylinder having a first portion adjacent to a closed end having a first inner diameter and a second portion adjacent to an open end having a second inner diameter, and an outwardly facing flange at the open end thereof. An outer spring is positioned over the hollow cylinder and has a second end in contact with the outwardly facing flange. A rod assembly includes a rod coupled to an endplate at a first end thereof and an enlarged portion towards a second end thereof, a washer mounted on the rod between the enlarged portion and the endplate, and a rod spring mounted over the rod between the small washer and the endplate. Moreover, the rod assembly is positioned within the hollow cylinder by inserting the second end of the rod into the open end of the hollow cylinder.

A washer clip device includes a first clip arm, a second clip arm, at least one grounding element at the first clip arm and / or the second clip arm, and a fastening aperture extending through the first clip arm. The first and second clip arms are joined together at a first end of the washer clip device to define a first internal clip area adjacent the first end, and the first and second clip arms are spaced apart from one another at a second end of the washer clip device to define a receiving gap between the first and second clip arms and adjacent to the second end. This washer clip device is movable between a coupling configuration and a receiving configuration, with the receiving gap being larger when in the receiving configuration than when in the coupling configuration.

A flexible hollow anchor rod allowing for digital monitoring, and a construction method. In the anchor rod, a flexible hollow rod body (1) is formed by a hollow steel pipe (1.2c) and a steel strand (1.2); a hollow anti-torsion sleeve (1.1) sleeves a left end of the flexible hollow rod body (1) by means of a friction increase wire spring (1.3); a slurry stop plug (1.5) is mounted at an end portion of the hollow anti-torsion sleeve (1.1); a centering locator (1.6) sleeves a right end of the flexible hollow rod body (1); a hole sealing sleeve (2) sleeves an outer side of the hollow anti-torsion sleeve (1.1); an anti-torsion tray (3) consists of a central tray body (3.1) and four stop columns (3.2) and sleeves a left end of an anti-torsion connecting section; and a fiber grating sensor (8) is arranged at an outer side of the rod body. The construction method comprises: drilling a stepped hole in rock mass; loading an anchoring agent, and sequentially placing the flexible hollow rod body (1), the anti-torsion tray (3), a ribbed tray (4), a centering ball head (5), an anti-wear washer (6) and a torque nut (7); stirring the anchoring agent, and completing fastening of the anchor rod; and accurately controlling the grouting reinforcement time, and completing lag grouting. By means of the fiber grating sensor, real-time monitoring of the state of the anchor rod can be achieved, and the advantages such as a high mounting speed, convenient grouting and high anchoring quality are achieved.

An assembly includes a bar having a sleeve assembly connected to an end portion. The end portion has a first outer diameter, a shoulder section having a smaller diameter than the first outer diameter, a neck section having a smaller outer diameter than the shoulder section, and a head section having a larger outer diameter than the neck section, such that the neck section forms a recessed slot. The sleeve assembly includes a sleeve having a connection assembly for connecting the sleeve to the end portion, which includes a split ring having semi-annular pieces received within the recessed slot and around the neck section, a proximal washer positioned axially inward from the split ring, around the shoulder section, a distal washer positioned axially outward from the split ring, around the head section, and an annular member extending circumferentially around the split ring to retain the semi-annular pieces within the slot.

An improved AR platform firearm includes modular brass deflectors and brass catches; sleeved takedown and pivot pinholes; a cam latch device for a secure upper / lower receiver connection; a two-piece upper receiver; a taper-fit barrel system; a barrel alignment system using a barrel alignment washer; a charging handle that positively engages with the bolt carrier; a charging handle retention system using a spring detent; a bolt carrier with rear wall to absorb shear force on the gas key or anvil; a leak-proof gas system using a straight gas tube, ferrule and threaded connection with the gas block; a gas block stop notch that mates with a gas block key; a gas block jam nut for holding the gas block in place; an interchangeable gas system; an expansion chamber; a handguard with adjustable weights; a handguard lock-up mechanism; a handguard extender; and a sloped Picatinny rail for extending scope utilization.

According to the rubber gasket mechanical cutting machining method and the compound cutter, an outer cutter body is elastically installed at the lower end of an inner cutter body and can move up and down in the axis direction of the inner cutter body, the outer cutter body is positioned on the inner cutter body through a radial positioning piece, and an outer cutting edge used for cutting the outer circle of the rubber gasket is arranged at the lower end of the outer cutter body; the lower end of the inner cutter body is provided with an inner cutting edge located in the lower end of the outer cutter body and used for cutting the inner circle of the rubber gasket, and the upper end of the inner cutter body is fixedly connected with the drill chuck in a clamped mode. And in the process that the drill chuck drives the inner cutter body and the outer cutter body to move downwards and rotate synchronously, the outer cutting edge and the inner cutting edge sequentially cut a rubber plate flatly laid on the working table surface of the drill floor to form a rubber gasket. The problems that the production cost is too high when a vulcanization mold pressing method is adopted under the small-batch requirement condition, and punching machining and other machines cannot conduct machining are solved, the structure is simple, the design is reasonable, the machining cost is low, the efficiency is high, the production quality is effectively guaranteed, and the mold is suitable for the aerospace instrument industry or other small-batch requirement projects.

A heatsink for cooling an electric component of a power equipment can include a plurality of convective surfaces spaced away from and overlapping each other, and a first rivet connecting the convective surfaces to each other. The power equipment can be a lawnmower, a snow blower, a pressure washer, a tiller, a hedge trimmer, a string trimmer, a power saw, a fluid pump, a portable cooler, an E-Bikes and a scooter.

A blind rive includes a mandrel, a rivet body, and a magnetic washer having a circular arc angle. The mandrel includes a mandrel head and a shank. The shank includes a grip section, a groove section, and a pull section having a reverse tapered surface. The mandrel head is connected to one side of the grip section of the shank. The end surface of the mandrel head that is connected to one side of the shank has a circular arc surface. The grip section is the portion of shank close to the mandrel head. The groove section is disposed on the shank and connected to the grip section. The pull section has a reverse tapered surface disposed on the shank and connected to the groove section. The rivet body includes a through hole matching the mandrel, a rivet head, and a protruding edge structure.

A pipe repair device includes a gasket defining a substantially cylindrical shape, the gasket defining a gasket top end and a gasket bottom end opposite the gasket top end, a gasket outer surface, and a gasket inner surface opposite the gasket outer surface, the gasket outer surface defining a plurality of raised ridges, the raised ridges extending about a circumference of the gasket outer surface; and a spring engaging the gasket inner surface, wherein the pipe repair device is configurable in an expanded configuration and one of a compressed configuration and a folded configuration, and wherein the spring biases the pipe repair device to the expanded configuration.

A method of repairing a pipe includes providing a pipe repair device, the pipe repair device comprising a spring and a gasket, the gasket defining a gasket top end, a gasket bottom end, and a gasket outer surface, wherein the gasket outer surface defines a plurality of raised ridges and recessed dimples; biasing the pipe repair device to an expanded configuration with the spring inside of the pipe; engaging the raised ridges of the gasket outer surface with an inner wall of the pipe; and creating a suction force between each of the recessed dimples and the inner wall of the pipe to retain the pipe repair device against the inner wall.

The present invention provides a laundry container that is uniquely operable as a standing hamper or tote when loading or holding dirty laundry and is sized and oriented to be closed and installed into a machine-washer and -dryer with the dirty laundry still within for cleaning without any user contact or interaction with the laundry articles themselves, the laundry container including features that allow it to be extended and stand upright for use as a loadable hamper or tote and to be collapsed, with or without laundry still inside, for purposes of transport or storage.

A scroll compressor includes a compressor shell; a frame (4) installed in the compressor shell; a first scroll (5) located in the compressor shell; and a second scroll (6) located in the compressor shell and being co-rotatable with the first scroll (5), to define a compression chamber (56) between the first scroll (5) and the second scroll (6), the second scroll (6) having a hub (41) that extends downward from a lower surface thereof; a transformer flange (8) supported on the frame and supporting the first scroll (5) and the second scroll (6), the transformer flange (8) being connected to the first scroll (5); an actuating mechanism (7) installed in the compressor shell and connected to the transformer flange (8), for driving the transformer flange (8) to rotate, so that the first scroll (5) and the second scroll (6) are driven to co-rotate; a crankshaft (9) assembly located in the transformer flange (8) and including an oil screw (10), an upper end (101) of the oil screw (10) being fitted with a hub (61) of the second scroll (6), a lower end of the oil screw (10) extending into an oil sump (31); and a plurality of supports (11, 12, 13, 14, 15, 16), such as bearings or bushings or gaskets, located on the same side of the compression chamber (56).

A lock tab washer includes a washer body, the washer body defining a first side and a second side opposite the first side, the washer body defining a hole therethrough; an edge tab extending from the first side of the washer body, the edge tab define a first section and a second section, the second section bent relative to the first section; a nut tab extending from the second side of the washer body, the nut tab bent relative to the washer body; and a wing extending from the nut tab, the wing bent relative to the nut tab.

The utility model relates to a car washing machine for engineering. The car washing machine comprises a base, a truss structure arranged on the base, a first cleaning device, a second cleaning device, a flushing device and an air blowing device. The base comprises a pre-wetting section, a washing water shaking section and an air drying section; the pre-wetting section, the washing water shaking section and the air drying section are sequentially arranged in the length direction of the base; the first cleaning device is arranged at the end, connected with the washing water shaking section, of the pre-wetting section. The second cleaning device is arranged on the washing water shaking section; the flushing device is laid along the flushing water shaking section and the air drying section; the air blowing device is arranged on the air drying section. According to the utility model, the pre-wetting section is adopted, high-viscosity minerals attached to the tire are directly soaked and wetted in water, part of the minerals on the wheel are directly dissipated in the soaking groove of the pre-wetting section in the advancing process of the wheel, and the carried-out part is directly dropped from the tire after being washed by the washing section; and the cleaning capability is greatly improved compared with that of a common engineering car washer.

An improved multi functional fishing rod holder made of steel wire includes a circular base (1), compression coil (2), uniquely designed square washers (3), bolt (4), and wing nut (5) to create a stand alone fishing rod holder. In accordance with the invention the stand alone fishing rod holder can be adapted to fastening to a variety of surfaces such as a pale or wall by incorporating a “U” shaped extension arm (6) with thumb screw (7) thereby providing the ability to fasten fishing rod holder to a variety of surfaces such as a pail. In addition using “L” plate (11), spacer (9) and lock washer (10) and or mount plate (12) creates ability to mount on a flat surface such as a wall.

A multi-directional, equalizer clamp device is disclosed, the clamp device being configured to attach and secure objects, such as posts, rails and the like, for a multiplicity of clamping applications that benefit from single-point clamping operation. The clamp device comprises upper and lower body portions which may be configured to clamp to a side rail of a support table, while further configured to receive objects and clamp them along a secondary clamping direction. The clamp device further comprises a control assembly, such as a knob, to facilitate and achieve simultaneous clamping along both primary and secondary clamping directions at a single point of control. A jogging clamp for clamping to variable sized objects in a primary direction comprises a plurality of spherical, indexing recesses disposed in the lower jaw and matching spherical washer disposed on the control assembly configured to allow large, indexed vertical variation in the clamping range.

The utility model discloses a tool bit capable of conveniently adjusting the depth of a rubber tapping blade, and belongs to the technical field of rubber tapping mechanisms. Comprising a mounting assembly and an adjusting assembly, the mounting assembly comprises a supporting block, a profiling rotating base is arranged on the side of the supporting block, a sliding groove is formed in the profiling rotating base, the adjusting assembly comprises a mounting base arranged in the sliding groove, the mounting base is connected with a blade, and an adjusting screw and a gasket are arranged on the side wall of the mounting base. The profiling rotating base can rotate around the rotating shaft, the angle can be automatically adjusted according to the shape change of a front end contact point, the purpose of profiling is achieved, and fine production is facilitated; in addition, the blade is fixed in the mounting base, wrapped by the sliding groove of the profiling rotating base and dragged by the adjusting screw to slide in the sliding groove in a telescopic mode, the telescopic depth of the blade can be adjusted only by rotating the adjusting screw, and adjustment is convenient.

A combined washer comprising an annular disc with a central hole; and a cylindrical stem comprising a textured exterior surface and extending perpendicularly from the first side of the annular disc, wherein the textured exterior surface is configured to create a mechanical lock and avoid slipping.

The invention discloses a rock core clamping device for rock core monitoring, and relates to the technical field of rock core monitoring. The device comprises a rotary clamping disc, a clamping assembly, an injection detection pool and an adjustment limiting system. The flow meter and the weighing assembly are combined to realize accurate measurement of the pore volume of the rock core, the sealing washer and the counterweight pressure block are adopted to improve the sealing performance, the centrifugal force is utilized to enhance the water permeation efficiency, and adaptive adjustment is realized through dynamic adjustment. The device is convenient to operate, accurate in measurement and good in sealing performance, solves the problems of insufficient sealing performance, low detection precision, complex operation and the like in the prior art, and is widely applied to accurate monitoring of the pore volume of the rock core and related experimental research.

Figures 1.1 to 1.6 are six orthographic views of the first floor scrubber, and figures 1.7 and 1.8 are two perspective views thereof: 1.1) Front view; 1.2) Rear view; 1.3) Left side view; 1.4) Right side view; 1.5) Plan view; 1.6) Bottom view; 1.7) Perspective view; 1.8) Perspective view.

The invention relates to the technical field of mining machinery, and particularly discloses a roller ore washer for mining, which comprises a box body, a mounting frame is fixedly connected to the front end of the box body, a feeding hopper is fixedly mounted at the top end of the mounting frame, connecting rods are symmetrically mounted on the rear side of the feeding hopper, and one end of each connecting rod is fixedly connected to the top of the front end of the box body. The box body comprises a feeding mechanism for feeding and a rolling mechanism for rolling; in the using process, the feeding mechanism and the rolling mechanism can be driven at the same time through the double-shaft motor, multiple motors do not need to be arranged to drive different mechanisms, the space occupation and cost input of equipment are reduced, on one hand, the situation that ore is blocked in the feeding process is effectively prevented, the ore washing effect is improved, and the service life of the equipment is prolonged; and on the other hand, the ore can be in more comprehensive contact with water sprayed by the water spraying mechanism, it is guaranteed that the surface of each ore can be fully washed, and the washing uniformity and thoroughness are improved.

The invention discloses an intelligent control type car washer, which relates to the technical field of car washers, and comprises a data acquisition and uploading module, an instruction verification and preprocessing module, a state synchronization and fault rollback module, an instruction execution and feedback module and a state synchronization optimization algorithm module, and uploading the operation state and the instruction of the car washer to the cloud in real time, and receiving the instruction issued by the cloud. Through a multi-layer verification mechanism, real-time state monitoring and intelligent fault processing, the system ensures that a cloud instruction is highly matched with an equipment state, and misoperation and faults are avoided to the maximum extent. The distributed cloud edge collaborative architecture improves the fault-tolerant capability, so that the equipment can still be independently adjusted when the communication is not smooth, and the safe and stable operation is ensured. Under the driving of real-time data, the equipment can automatically optimize operation, the intelligence and efficiency are improved, and efficient and convenient user experience is provided.

A device for creating a water-tight and fire-stopped passageway through a formed structural partition. The device has a sleeve defining an internal passageway and an intumescent material within at least a portion of the sleeve. A gasket is located within the sleeve for preventing the passage of water through the gap between the utility element and the sleeve. The gasket has a flexible inner ring, an outer peripheral member, and a flexible connection membrane which supports the inner ring in a neutral orientation and in a neutral plane. The inner ring is moveable in a first axial direction beyond the neutral plane upon application of a force in the first axial direction, and is moveable in a second axial direction beyond the neutral plane upon application of a force in the second axial direction. The device includes extension sleeves for extending the length of the sleeve.

A soaking-device is usable to soak a given body part of a user. The body part may be a face or a portion of the face of the user. The user may be a person or other animal. The soaking-device includes a vessel-subassembly. The vessel-subassembly includes a wettable-subassembly. The wettable-subassembly itself and / or interaction of the wettable-subassembly with a part of the vessel-subassembly, its outermost-shell, may not utilize screws or the like mechanical fasteners. The wettable-subassembly may include a neck-gasket for removable physical contact with a neck portion of the user. The wettable-subassembly is configured to hold a volume of an immersion-liquid for the soaking of the body part. Prior to use, the volume of the immersion-liquid may be heated or cooled. A breathing-apparatus may be used. A tower may be placed next to the wettable-subassembly to shine light into and / or to release bubbles into the immersion-liquid.

The utility model discloses a folding mechanism of an electronic outside rear-view mirror, which comprises an upper shell and a lower shell which are assembled up and down, an accommodating space with an L-shaped structure is formed between the upper shell and the lower shell, a driving power is arranged in one side of the accommodating space, and a rotating shaft is arranged in the other side of the accommodating space; a worm is mounted at the driving power output end and is in power connection with a driven gear which is axially and vertically arranged, and the driven gear is arranged in the middle of the outer wall surface of the rotating shaft in a sleeving manner; the rotating shaft between the top surface of the driven gear and the inner top surface of the upper shell is sequentially sleeved with a top gasket, an elastic piece and a pressing ring from top to bottom, a clamping structure is arranged between the pressing ring and the rotating shaft in the circumferential direction, and another clamping structure is arranged between the pressing ring and the driven gear in the circumferential direction; driving power is directly connected with the driven gear through the worm, automatic folding or manual folding is switched through clamping between the pressing ring and the driven gear or not under the action of external force due to the arrangement of the elastic piece, the overall structure is compact, the size is small, assistance is achieved, and it is guaranteed that the thickness and the size of the outside rear-view mirror are reduced.

The utility model provides an automatic fluid demagnetizing device which comprises two rodless air cylinders arranged in parallel, a fixing frame is fixedly connected to a sliding block of one rodless air cylinder, more than one magnetic bar is fixedly connected to the fixing frame, a scraping plate is fixedly connected to a sliding block of the other rodless air cylinder, and the scraping plate is fixedly connected to the other rodless air cylinder. Scraping gaskets with the number corresponding to that of the magnetic bars are fixedly installed on the scraping plate, and the magnetic bars penetrate through the scraping gaskets. The original position of the demagnetizing device can be arranged in fluid equipment, so that the introduction of magnetic substances in the environment can be effectively avoided; meanwhile, an automatic control function is added to the demagnetizing device, manual operation can be achieved, the demagnetizing device can also run automatically, the functions of automatic production, unmanned inspection and the like are achieved, and therefore production efficiency is improved.

The utility model belongs to the technical field of full-automatic car washing machines, and particularly relates to a full-automatic car washing machine with the size convenient to adjust. The spraying device comprises a base, an electric sliding rail, two sliding sleeves, two spraying plates, an extension frame, a spraying frame and a positioning rod, the electric sliding rail is fixedly connected to the top of the base, the two sliding sleeves are symmetrically and fixedly connected to the top of the electric sliding rail, and the two spraying plates are fixedly connected to the sides, close to each other, of the two sliding sleeves correspondingly; the extending frame is connected to the inner wall of the sliding sleeve in a sliding mode, the top of the extending frame extends to the outer portion of the sliding sleeve, and the spraying frame is fixedly connected to the bottom of the extending frame. And the effect of adjusting the size of the full-automatic car washing machine is achieved, so that different car types can be washed according to use requirements, and the full-automatic car washing machine has good practicability.