474 results about "Lower face" patented technology

A pickleball paddle structure includes a paddle body, multiple core blocks mounted in the paddle body, a first surface layer mounted on an upper face of the paddle body, and a second surface layer mounted on a lower face of the paddle body. The paddle body includes a head and a shaft connected and formed integrally. The head has a frame provided with a central slot. The core blocks are mounted in the central slot of the frame. Each of the core blocks includes a ring body having a central hole, a core part mounted in the central hole of the ring body, and two coating layers coated on the ring body. The core blocks are juxtaposed to each other and are arranged to construct a matrix which has an area matching that of the central slot of the frame.

The invention relates to the technical field of intelligent glasses production equipment, and discloses intelligent glasses leg metal shielding cover frame automatic rubber ring pasting equipment which comprises a feeding sliding table, a glasses positioning table, an outer supporting attaching assembly used for pressing the inner side face of a rubber ring, and an opposite extrusion attaching assembly used for pressing the upper face and the lower face of the rubber ring. And the release paper adsorption positioning assembly is used for accurately positioning release paper to which the rubber rings to be assembled are adhered on the periphery of the frame of the metal shielding cover to which the rubber rings are to be adhered on the inner sides of the left glasses leg and the right glasses leg, and the equipment utilizes the glasses positioning table to position and limit the glasses frame and the glasses legs to which the rubber rings are to be adhered. Then the release paper adsorbing and positioning assembly is used for manually positioning and adsorbing the release paper pasted with the rubber ring firstly and then automatically positioning and adsorbing the release paper pasted with the rubber ring, then the outer supporting and attaching assembly and the opposite extruding and attaching assembly are used for automatically assisting in pasting the inner side face, the upper face and the lower face of the rubber ring respectively, the precise automatic pasting action is completed in a narrow space, the pasting position precision is high, and the production efficiency is high.

A fixed shade sail has a tarpaulin on which a lower face and an upper face are identified, a plurality of anchoring bodies connected to the tarpaulin along a peripheral edge of the tarpaulin, and a plurality of main tie-rods connectable to the anchoring bodies for tensioning, in use, the tarpaulin between a plurality of supports directly or indirectly anchored to ground. The fixed shade sail has at least one secondary tie-rod of flexible type arranged at the lower face and directly or indirectly anchorable to the tarpaulin close to or at two ends of the secondary tie-rod. A length of the secondary tie-rod is adjustable through tensioning devices so that the secondary tie-rod is taut between two different portions of the tarpaulin until the secondary tie-rod adheres to the lower face, passes at least close to a central area of the tarpaulin and acts as support for the tarpaulin.

The utility model discloses a leather detection device for leather treatment, which comprises a device body, a detection table is arranged in the device body, a U-shaped frame and a mounting frame are sequentially mounted on the detection table, a mounting groove is formed in the U-shaped frame, a screw rod is arranged in the mounting groove, a lantern ring is sleeved on the screw rod, one end of the screw rod is connected with a motor, and the other end of the screw rod is connected with the motor. The front end of the lantern ring is connected with a connecting plate, a visual detector is installed below the connecting plate, an electric push rod is fixedly installed in the installation frame, one end of the electric push rod is connected with a rotating seat, a rotating shaft is rotatably installed in the rotating seat, one end of the rotating shaft is connected with a worm gear, one end of the worm gear is connected with a clamp, and the upper portion of the worm gear is meshed with a worm. According to the leather detection device, leather needing to be detected can be clamped and turned over, the upper face and the lower face of the leather can be conveniently detected, the practicability and the convenience of the device are improved, the safety of the leather during detection is guaranteed, and the working efficiency of the device is improved.

A skate blade sharpening system used to sharpen the blades of ice skates. The skate sharpener can include a housing that includes an elongated slot for receiving the blade of an ice skate for sharpening, and clamp jaws for retaining the skate. The housing can include at least one slot cover to engage the skate blade. Engagement of the skate blade can be sensed by a controller to enable sharpening operations to proceed. The skate blade sharpening system can automatically operate a grinding wheel and move the rotating grinding wheel back and forth along the lower face of the skate blade a desired number of times to sharpen the skate blade.

A method for manufacturing a probe head for the functionality testing of devices under test (DUT) is disclosed. The method includes providing a containment element, arranging a lower guide at a lower face of the containment element which faces toward the devices under test during the test, and arranging an upper guide at an upper face of the containment element. The containment element is interposed between the lower and upper guides which are initially in the shape of a single plate connected to the containment element. The method further includes cutting the lower and / or upper guide thereby defining a plurality of guide portions that are independent and separated from each other, and inserting a plurality of contact elements into respective guide holes formed in the guides. The contact elements are adapted to contact pads of the devices under test. A probe head obtained by the method is also disclosed.

A coating apparatus 10 for applying a film-forming liquid to a peripheral edge of a board while moving a board and a coating unit 20 relative to each other, wherein the coating unit 20 includes a coating mechanism 21 and an extension mechanism 30, and wherein the coating mechanism 21 has a coating part 22 for applying the film-forming liquid to at least a peripheral edge face of the board, and wherein the extension mechanism 30 has a coating part 22 for applying the film-forming liquid to at least a peripheral edge face of the board. The extension mechanism 30 has an extension part 31 that extends the film-forming liquid applied by the application part 22 to the peripheral edge face and the peripheral upper and lower faces of the board in the form of a thin film, and a force mechanism 34 that forces the extension part 31 toward the peripheral edge face and the peripheral upper and lower faces of the board, and the extension part 31 is configured to be removable without removing the force mechanism 34 from the extension mechanism 30.

The invention discloses dustproof easy-to-clean photovoltaic glass and a preparation method thereof.The dustproof easy-to-clean photovoltaic glass comprises a glass body and dustproof coatings, and the upper face and the lower face of the glass body are coated with the dustproof coatings; the dustproof coating is prepared from the following raw materials in parts by weight: 20 to 30 parts of acrylic resin, 10 to 20 parts of a nano compound, 4 to 7 parts of methyl ethyoxyl silicone oil, 5 to 10 parts of a silicon dioxide acid solution, 1 to 3 parts of rare earth doped silicate, 1 to 3 parts of an inorganic nano antistatic agent, 1 to 3 parts of a curing agent and 20 to 30 parts of an organic solvent. The invention relates to the technical field of photovoltaic glass. According to the dustproof and easy-to-clean photovoltaic glass and the preparation method thereof, the dustproof coating with an easy-to-clean effect is coated on the surface of the photovoltaic glass, so that dust is not easy to adhere to the surface of the photovoltaic glass, the purpose of greatly prolonging the maintenance time of the photovoltaic glass is well achieved, the dustproof effect of the photovoltaic glass is greatly enhanced, and the service life of the photovoltaic glass is prolonged. Therefore, normal work of the photovoltaic module is ensured, and long-term use of the photovoltaic module is facilitated.

The invention relates to the field of lens testing, in particular to wear resistance testing equipment for a glass lens. The invention discloses wear resistance testing equipment for a glass lens. The wear resistance testing equipment comprises a bottom frame, a lifting unit, a protective cylinder, a switching unit, a friction head and the like, the underframe is connected with a lifting unit; the lifting unit is connected with a plurality of protective cylinders; each protective cylinder corresponds to one rubber head; each protective cylinder is connected with a switching unit; each switching unit is connected with a friction head; the upper face and the lower face of the friction head are respectively a convex face and a concave face and are both rough faces. A lens body is pneumatically adsorbed and fixed through a rubber head, a plane / curved lens self-adaptive test is realized in cooperation with a turnover friction head, and by combining the anti-pollution design of a protective cylinder and precise abrasive spraying of a diaphragm electric nozzle, multi-working-condition intelligent rapid switching is realized while the singleness of the test condition is ensured, and the test efficiency is improved. The lens wear resistance test efficiency and the data accuracy are obviously improved.

The utility model relates to the technical field of polishing equipment, and discloses polishing equipment for tempered glass production, which comprises a circular open box with an upward opening, the bottom of the circular open box is provided with a through opening, a circular plate is arranged in the through opening, and a circular ring opening is formed between the circular plate and the through opening. Polished surfaces are arranged in the circular open box and on the top surface of the circular plate; a containing disc used for containing glass is arranged in the round open box, and a containing opening is formed in the containing disc. A mounting frame is fixedly mounted on the circular open box, the circular plate is fixedly connected with the mounting frame through a connecting rod, and a polishing and abutting mechanism is fixedly mounted on the mounting frame. According to the polishing equipment for tempered glass production, the driving mechanism is arranged so that glass located in the containing disc can be driven to rotate continuously, the upper face and the lower face can be polished at the same time, and the polishing efficiency is improved.

The utility model discloses metal can cover making pretreatment equipment, which belongs to the technical field of can cover processing equipment and comprises a base, a cleaning device used for cleaning can covers and a feeding and discharging device used for feeding and discharging of the can covers, and the cleaning device comprises a discharging disc rotatably arranged at the top of the base and a cleaning seat arranged on one side of the base. A lower surface cleaning mechanism is further arranged between the discharging disc and the base, a semi-ring-shaped opening matched with the base is formed in the face, facing the base, of the cleaning base, a part of the base is arranged in the semi-ring shape, and the cleaning mechanism is arranged on the inner wall of the top end of the semi-ring shape. The discharging disc is rotated, the discharging disc drives the can cover to rotate, the upper face and the lower face of the can cover make contact with the lower surface cleaning mechanism and the upper surface cleaning mechanism respectively, the lower surface cleaning mechanism and the upper surface cleaning mechanism clean residual glue and impurities on the surface of the can cover, and the purpose of cleaning the can cover is achieved.

A sealed electronic antenna box includes: a rigid chassis having a first opening at one of the edges of the chassis; a rigid cover having a second opening at one of the edges of the cover; an electronic board having an antenna region close to one edge of the electronic board. The board mounted in the box such that an upper face of the antenna region faces the first opening in the chassis and a lower face of the antenna region faces the second opening in the cover. A cap engages an edge of the electronic board to cover the antenna region and the first and second openings. A seal overmolded on an external surface of the cap, extends along the free edges of the cap. When the cover and chassis are mounted on the electronic board, the seal is compressed against a surface of the chassis and the cover.

The invention relates to a postural chair (1) comprising a base (10), legs (30), and a backrest (40), said base (10) defining an internal space and comprising a lower face, a front face, a rear face opposite said front face, and an upper face opposite the lower face, the base (10) comprising, at its lower face, a flat support and delimiting, on its upper face, a circular opening, said chair (1) further comprising a proprioceptive element (20) comprising a seat portion configured to receive the gluteal region of a user and a spherical cap extending partially through the circular opening, forming a space with the edge of the circular opening, and a portion of which, including the pole of the spherical cap, rests on the flat support so as to allow the spherical cap to tilt on a surface of said flat support. Figure 1

The invention discloses a surface paper splicing device of corrugated board production equipment. The surface paper splicing device comprises a surface paper frame used for containing surface paper and a deviation rectifying machine used for rectifying deviation of the surface paper. The number of the surface paper frames is at least two, the deviation rectifying machine rectifies deviation of the surface paper output by at least one surface paper frame, so that the surface paper is staggered in the width direction of the surface paper, and the lower edge of the upper surface paper of every two adjacent surface paper is aligned with the upper edge of the lower surface paper of every two adjacent surface paper. In addition, the invention further discloses a surface paper splicing method. The surface paper is aligned and spliced in the width direction through the deviation rectifying machine, so that the width of the spliced surface paper is equal to the sum of the widths of all the surface paper, the purpose of increasing and expanding the width of the surface paper is achieved, the function of producing large-width corrugated boards can be achieved by adopting existing production equipment, and the production efficiency is improved. Production equipment does not need to be modified and formulated, so that the production cost is greatly reduced.

An attachment device (101) for a vehicle window wiper, the attachment device (101) comprising a lower face (107) extending in a lower plane (P), the attachment device (101) comprising a first portion (105) made of a first material and a second portion (106) made of a second material, the second material being more flexible than the first material, the second portion (106) being in contact at least with said lower plane (P).

A piezoelectric transducer device includes a support, a piezoelectric element, a first connecting element and a second electrical connecting element, the piezoelectric element being carried by the support and each of the first and second electrical connecting elements being electrically connected, respectively, to a first area and a second area, distinct from the first area, of the piezoelectric element, the piezoelectric element including a lower face opposite the support and an upper face, opposite to the lower face, wherein the upper face is integrally exposed or is covered, partially or not, only with the second electrical connecting element.

To provide a culture vessel by which cells can be easily observed.SOLUTION: In a method for manufacturing a culture vessel, a culture vessel having a body part which has a through hole, and a sheet stuck on a lower face of the body part so as to close a lower end part of the through hole is manufactured. The method includes the steps of: adding tensile force to a sheet material with a thickness dimension of less than 50 μm; obtaining a first intermediate body in which the sheet material is stuck on a substrate; and sticking a surface of the sheet material side of the first intermediate body to the lower face of the body part.SELECTED DRAWING: Figure 2

An airflow management device for a vehicle underbody includes a plurality of protrusions, each having a leading face extending away from a base and narrowing to a peak positioned away from the major surface at a height of the protrusion and a trailing portion extending from the leading face to a trailing profile that tapers inwardly from the base of the leading face to a trailing point with a ridge extending from the peak of the leading face to the trailing point. The respective bases of the leading faces intersect to define a continuous lower face portion adjacent the major surface.

A furan resin sand filling device for a large metal casting mold relates to the technical field of part casting and comprises a feed box, a connecting pipe and a conveyor, the connecting pipe communicated with the feed box is arranged at the upper end of the feed box and rotatably connected with the feed box, the other end of the connecting pipe is connected with a stirrer, the conveyor is arranged on one side of the feed box, and a driving motor is arranged on the other side of the feed box. The driving motor drives the conveyor to rotate, one end of the conveyor is communicated with the material box, a discharging pipe is arranged on the lower portion face of the other end of the conveyor, and a flow guide pipe is arranged below the discharging pipe. The furan resin sand mixing device is high in practicability and very convenient to use, the baffle and the sealing plate are arranged on the discharging pipe, excessive contact between the mixed furan resin sand and oxygen is avoided, premature curing of the furan resin sand is avoided, and production materials are saved; and the grid, the vibrator and the exhaust pipe are arranged on the flow guide pipe, so that waste gas is absorbed during charging, and the body health of production personnel is ensured.

A contact element (1) for establishing an electrical contact between two contact pieces (K1, K2) comprises a carrier strip (2), which extends in a longitudinal direction (L) and has an upper face (3) and a lower face (4), and a plurality of contact parts (5), each of which has at least one first contact portion (6) with a first contact surface (6a) for contacting one of the two contact pieces (K1, K2), at least one second contact portion (7) with a second contact surface (7a) for contacting the other of the two contact pieces (K1, K2), and at least one securing portion (8) for securing the contact part (5) to a securing point (15) on the carrier strip (2). During a contacting process, the carrier strip (2) can be elastically deformed from a starting position into a bent position; in the starting position, the upper face (3) and the lower face (4) each form a straight line in the cross-section transversely to the longitudinal direction (L); and during the contacting process, the carrier strip (2) can be bent about a bending line (B), which extends parallel to the longitudinal direction (L), in such a way that, in the bent position, the upper face (3) and the lower face (4) are curved about the bending line (B) in the cross-section transversely to the longitudinal direction (L).

The invention relates to a component having a main part (1) with at least a first and a second electrode, wherein a first electrical contact surface (4), which is electrically connected to the first electrode, and a second electrical contact surface (5), which is electrically connected to the second electrode, are provided on the lower face (2) of the main part. At least one purely mechanical contact surface (7), which is electrically floating, and / or at least one sensor contact surface (101), which is connected to a third electrode of the main part, is provided on the lower face of the main part, or one of the electrical contact surfaces (5) has a flat contact region (10) and a strip-shaped region (11) adjoining the flat contact region. The component can particularly be a ceramic piezoelectricl multilayer component for a bending actuator and / or bending sensor.

The utility model discloses a double-sided fly cutter which is composed of a large cutter head handle, a double-sided fly cutter head and a cutter head. The whole double-sided fly-cutter disc is of a disc-shaped structure, the upper face and the lower face of the double-sided fly-cutter disc are each provided with a set of cutter grooves, and a reserved hole is formed in the middle of the double-sided fly-cutter disc along the axis position. A mounting table is arranged on the face, in butt joint with the large cutter head handle, of the double-face fly cutter head, a mounting hole is formed in the mounting table, and an arc-shaped edge is arranged at the joint of the mounting table and the reserved hole. A boss matched with the mounting table and the arc-shaped edge is arranged at the top of the large cutter head handle, a threaded hole matched with the mounting hole is formed in the boss, and the double-sided fly cutter head is fixedly arranged on the large cutter head handle through a screw; the tool bit is fixedly arranged in the tool groove through the pressing block. The mounting table is arranged on the double-sided fly-cutter head, the mounting table is connected with the large cutter head handle, and the reserved hole in the center of the double-sided fly-cutter head is vacated for mounting and adjusting the cutter head, so that the adjusting range of the cutter head is larger, and the cutter head is suitable for more workpieces.

The utility model belongs to the technical field of knitted fabric traction, and particularly relates to a variable-frequency sportswear knitted fabric traction device which comprises a frame body, two traction rollers are rotationally connected to the inner walls of the front side and the rear side of the frame body, and a variable-frequency traction mechanism used for pulling sportswear knitted fabric is arranged between the frame body and the two traction rollers. Four first guide rollers are rotationally connected to the inner walls of the front side and the rear side of the frame body. The variable-frequency traction device is reasonable in structural design, the rotating speed of the traction roller can be adjusted and controlled through the variable-frequency traction mechanism, then the traction speed can be adjusted and controlled according to sportswear knitted fabric of different specifications, the traction effect of the sportswear knitted fabric is improved, and the traction speed is increased before traction. Dust, thread residues, fluff and other sundries attached to the upper face and the lower face of the sportswear knitted fabric can be scraped off and sucked away, it is guaranteed that the surface of the sportswear knitted fabric is clean, the quality of the sportswear knitted fabric is improved, and meanwhile adverse effects on later traction cannot be caused.

The invention relates to an electric motor comprising a stator with coils supplied with power by conductors terminating in axially extending conductive strips. A printed circuit board, arranged perpendicular to this direction, comprises metallized holes. The conductive strips are connected via forked connection means: each connector comprises a pair of parallel planar forks that are spaced apart by 0.3 to 3 times the thickness of a fork, each fork forming two legs that receive the strip by elastic deformation. The opposite end forms a conductive head that can be inserted from the lower face of the printed circuit board. Each pair passes through two parallel metallized holes and is soldered on the side opposite the stator, thereby providing mechanical and electrical attachment. The printed circuit board comprises sets of four holes aligned under the conductive strips.

A heat sink component is made of a thermally conductive material and intended to thermally connect an optoelectronics sensor to a rigid cradle cooled by external cooling means; the optoelectronics sensor being mounted on a printed circuit; the cradle having at least one fixing boss and an opening intended to house the optoelectronics sensor; the heat sink component including a base intended to be placed in thermal contact with at least one fixing boss of the cradle; a protuberance intended to be placed in thermal contact with a lower face of the optoelectronics sensor through a hole passing through the printed circuit.

The utility model discloses a portable mattress turnover auxiliary device, which relates to the technical field of mattress turnover equipment and comprises a turnover component, T-shaped support frames are arranged on the left and right sides of the outer surface of the turnover component, and a bottom plate is fixedly connected to the lower surfaces of the left and right T-shaped support frames in the horizontal direction. A switch base is fixedly connected to the upper portion of the front face, in the vertical direction, of the right T-shaped supporting frame, and a stabilizing assembly is arranged on the upper portion of the left side, in the vertical direction, of the left T-shaped supporting frame. Through the elaborately designed clamping assembly, the mattress can be easily clamped and fixed, after the first motor is started, the rotating shaft rotates along with the first motor to complete overturning of the mattress, the first plate and the second plate in the clamping assembly are specially designed to clamp and limit the upper face and the lower face of the mattress, the clamping stability is ensured, and the loosening phenomenon is effectively prevented; the structural design of the clamping assembly can adapt to mattresses of different sizes, the clamping stability of the mattresses in the overturning process is enhanced, and the risk of falling off is reduced.

The utility model discloses an industrial brush derusting device for metal plates, which comprises two first fixing frames, the lower ends of the first fixing frames are provided with a second fixing frame, and the first fixing frames and the second fixing frame are internally provided with conveying mechanisms for conveying the ground metal plates. The conveying mechanism comprises first conveying rollers, second conveying rollers, a synchronous wheel and a synchronous belt, the multiple first conveying rollers are evenly and movably arranged in the first fixing frame through rotating shafts, and the multiple second conveying rollers are evenly and movably arranged in the second fixing frame through rotating shafts; a synchronous wheel is fixedly arranged at one end of the rotating shaft where the first conveying roller and the second conveying roller are located. The metal plate polishing device is good in using effect, the upper face, the lower face, the left face and the right face of a metal plate can be rapidly polished, in this way, polishing work can be completed only by polishing the front face and the rear face again subsequently, and the polishing efficiency of the device can be greatly improved.

A dial for a watch includes a semi-transparent photovoltaic layer having a lower face. The dial also includes an ink-based decorative layer printed on the lower face of the photovoltaic layer. The decorative layer includes a pattern including one or more time markers.

The invention relates to a stamping tool comprising an upper part for attachment to an upper frame and a lower part (24) for attachment to a lower frame; the upper and lower parts being adapted for stamping a sheet metal part (12) in a stamping press; the upper part comprising a stamping body with a lower face and an upper face (30) for receiving the sheet metal part (12) to be stamped; a vertical passage (32) passing through the stamping body from the upper face to the lower face. The lower part comprises an optical sheet metal detection device (34) arranged in the vertical passage; the optical detection device comprises at least one straight optical fiber (40) in the vertical passage. The stamped sheet metal forms a structural element of a motor vehicle. Figure to be published with the abbreviation: Figure 2

The invention is a capsule for containing a substance for preparing a beverage by placing the capsule in the cavity of a piston. The capsule has a body with a lateral wall, a rim and a sealing ring which is attached to the lower wall of the rim. The rim is connected to the lateral wall by a rounded transition. The sealing ring is one piece and has an upper face bearing on the lower wall of the ring and has a free lower face. The sealing ring has an inner periphery which is arranged to bear against the round transition of the lateral wall.