50results about How to "Free positioning" patented technology

A grinding wheel including a circular grinding region (1) with a plurality of through-openings (3) formed therein, a central mounting region (2) coaxial with the grinding region (1), and a plurality of cutting bodies (4) having a rectangular base surface, projecting from the grinding region (1), and spaced from a center of the mounting region (2) by different radial distances, with each cutting body (4) having a longitudinal side (5) adjacent to the center of the mounting region (2) and a wide side (6) remote from the center of the mounting region (2), with the longitudinal side (5) and the wide side (6) forming together an edge (K), and with the longitudinal side (5) extending at an angle (B) of from 35° to 55° to a radial line (R) extending from the center of the mounting region (2) and passing tangentially to the edge (K).

The invention discloses advertising equipment capable of turning over on three sides, comprising a driving shaft assembly and a driven shaft assembly, wherein the driving shaft assembly drives the driven shaft assembly to realize the triangular prism rotation. The advertising equipment is characterized by having the positioning function and comprising a locating assembly, wherein the locating assembly which movably coordinates with the driving shaft assembly makes a periodic movement when the driving shaft assembly rotates, the other end of the periodically-moving locating assembly coordinates with a locating structure arranged on the driven shaft assembly to realize the location of the triangular prism. The locking and the unlocking of the triangular prism is completed by a group of independent locating assemblies, the problem of big friction is overcome when the driven wheel rotates, therefore, the transmission mechanism and the triangular prism rotate freely and locate accurately, the locking and the unlocking of the locating assembly is realized synchronously with the driving mechanism and the driven mechanism without deflection, at the same time, the problem that the large power is needed supplying instantly when the motor starts can be avoided, the motor load can be greatly reduced, the failure rate can be reduced, the damage of the motor and the driving shaft can be reduced, and the maintenance cost and the failure rate can be decreased.

A lifting system (1) is used for lifting loads, for example for lifting and recovering an aircraft (2) following an accident, and has a lift (6) which can be positioned underneath a load, in particular underneath a mainplane (5) of an aircraft. The lift (6) has at least three lifting cylinders (8) or similar lifting elements and a docking head (9) for coupling to a load holding point. A measurement system is provided in order to detect the position of the docking head (9) and to measure the load vector that occurs at the docking head (9). A control device is connected to the measurement system, for mutually independent, load-controlled or movement-controlled confirmation of the individual lifting cylinder drives.

Provided is a DC motor capable of eliminating a DC current reverse rectification performed in a conventional DC motor and enabling rotation of maximum torque at all rotation angle and having a shape and a function for facilitating a combination with a speed change gear mechanism. Also provided is a planetary gear dynamo using the shape and the function of the present invention and capable of reducing inverse torque when the function is used as a generator.

In a support for holding and positioning a utility load in space having a base (10) and an elongated supporting arm (12) which between its longitudinal ends is swingably supported on the base (10) for swinging moment about a vertical first axis (24) and about a horizontal second axis (30) which intersects the vertical first axis (24), the supporting arm (12) carrying on one side of the second axis the utility load and on the other side of the second axis carrying a counterweight compensating for the utility load, the utility load being arranged on a first connector arm (14) which is pivotally supported at one end of the supporting arm (12) for moment about a third axis (36), the counterweight (18) being arranged on a second connector arm which is swingably supported on the other end of the supporting arm (12) for movement about a fourth axis (38), the third and fourth axis being parallel to one another, the spacing (Ln) between the engagement point (N) of the utility load and the first connector arm (14) and the third axis (38) being equal to the spacing between the third axis (38) and the vertical axis (24), the spacing (Lg) measured in the longitudinal direction of the second connector arm (16) between the center of gravity (G) of the counterweight (18) and the fourth axis (38) being equal to the spacing between a fourth axis (38) and the vertical first axis (24), and the two connector arms (14, 16) being so coupled with one another by a coupling means that in any pivoted position they are directed antiparallel to one another.

An arrangement for covering a component (25), in particular a steering wheel rim (3), of a motor vehicle (1), which component (25) has an in particular encircling fastening depression (14), wherein the arrangement has a cover (7) composed in particular of a flexible and/or non-slip material, and at least one fastening element (8), in particular a clamping element, for fastening the edges (18) of the cover (7), which is placed around the component (25), in the fastening depression (14), wherein the or at least one fastening element (8) is designed as a light source (24) and/or has at least one light source (24).

A manipulator for transporting work pieces, especially between two subsequent molding presses of a press working line, including a moving mechanism allowing three dimensional movements on the path between the molding presses, a supplemental arm attached to the moving mechanism and connected to this moving mechanism via a support member that allows a swiveling movement of the supplemental arm around a vertical axis of the support member as well as a translation movement of the supplemental arm with respect to the support member, and a tool support provided at the outer end of a supplemental arm, the tool support being rotatable around a horizontal first axis and around a second axis perpendicular to the first axis, the tool support including a tool reception that is rotatable around a third axis perpendicular with respect to the second axis.

The invention relates to a profile element (12) for connecting a vehicle disc (14) to a cover part (16), comprising a first connecting region (42) for connecting the profile element (12) to the vehicle disc, a second connecting region (44) for connecting the profile element (12) to the cover part (16), and a sealing region (62) for abutment against the vehicle disc (14) and the cover part (16), wherein the sealing region (62) has at least two portions (76, 82) that can be moved relative to each other, wherein a first portion (76) has a first sealing surface (78) for abutment against the vehicle disc (14) and a second portion (82) has a second sealing surface (84) for abutment against the cover part (16).

The invention discloses a push-in locating pendant capable of independently detaching a stone veneer. The push-in locating pendant consists of a pendant main body and locating angle blocks, wherein an adjustable locating hole is formed in the back part of the pendant main body, a locating square hole is formed in the front part of the pendant main body, and a bearing strip and a lower hook strip are arranged at the front end of the pendant main body; a limiting square block is fixed on the lower side of the plane of the locating angle block, and a screw passes through a circular hole to fix a spring piece on the upper side of the plane of the locating angle block; the lower hook strip is bent downwards to form an angle of 90 degrees with the pendant main body; the limiting square block is fixedly arranged below the locating angle block, the screw passes through the circular hole to fix the spring piece on the locating angle block; the length and width of a cross section of the locating angle block are respectively greater than the length and width of the locating square hole, and the length and width of the limiting square block are respectively slightly smaller than the length and width of the locating square hole. After the limiting square block is pushed in the locating square hole, the location of the locating angle block on the pendant main body on all directions except for the upward direction is realized.

The invention relates to a magnetic positioning pendant of a stone curtain wall capable of being replaced independently. The pendant comprises a pendant main body, a steel sheet, a positioning angle block and a magnet block, wherein the pendant is characterized in that a positioning adjusting hole, a downward hook head, a bearing strip and a pendant main body square hole are formed in the pendantmain body; square hooks which are internally square-groove-shaped are arranged on two sides of the steel sheet; an upward hook head is arranged at the front end of the positioning angle block and a positioning angle block square hole is formed in the middle; the magnet block is fixed in the positioning angle block square hole; part of the magnet block protrudes below the positioning angle block; length and width of the part, protruding out of the positioning angle block, of the magnet block are matched with those of the pendant main body square hole; the lower portion, protruding out of the positioning angle block, of the magnet block can be placed in the pendant main body square hole, and the thickness of the part, protruding below the positioning angle block, of the magnet block is consistent to that of the pendant main body. By adopting the magnetic positioning pendant, the positioning angle block can be fixed more steadily on the pendant main body.

The invention discloses a stack-up sericulture device. The stack-up sericulture device comprises a feeding tray frame, a bracket, a first connecting plate, a second connecting plate, a telescopic rod, multiple pairs of connecting bars and multiple pairs of transverse bars, wherein the feeding tray frame comprises four first upright columns and four first crossbeams; the bracket is located at the left side of the feeding tray frame, is rotatably connected with the feeding tray frame and comprises four second upright columns, four second crossbeams and four third crossbeams; the first connecting plate and the second connecting plate are separately arranged on two opposite side faces of the feeding tray frame and the bracket; the telescopic rod is horizontally arranged between the first connecting plate and the second connecting plate and is vertical to the first connecting plate; the multiple pairs of connecting bars are arranged among the four first upright columns from top to bottom; the multiple pairs of transverse bars are arranged between the second crossbeams and the third crossbeams from top to bottom. According to the stack-up sericulture device, procedures of rapid, timesaving, laborsaving and silkworm-direct-contact-avoided bed cleaning and mulberry leaf replacing can be achieved, the sericulture effect is improved, and thus, the stack-up sericulture device has a relatively high practical value.

The invention discloses a pocket-sized automobile navigation seat in the technical field of automobile navigation. The pocket-sized automobile navigation seat comprises a cell phone and a mounting frame for placing the cell phone, and further comprises an expansion link capable of being mounted on an automotive instrument panel in an up-and-down stretching manner, and the mounting frame, of which the angle is adjustable, is mounted at the upper end of the expansion link; the navigation seat further comprises a rack, a gear, a driving motor and a driven wheel, wherein the rack is arranged on one side of the expansion link, the length direction of the rack is consistent with that of the expansion link, the gear is meshed with the rack and rotationally installed on the automotive instrument panel, the driving motor can drive the gear to rotate around a shaft and installed on the automotive instrument panel, the driven wheel is rotationally installed on the automotive instrument panel, and the peripheral side of the driven wheel abuts against the expansion link and is corresponding to the position of the gear. When not used, the mounting rack can be taken in the automotive instrument panel.

The invention relates to a gear-system arrangement (10) for driving a vacuum roll (12) and for supporting the internal structures (14) of a vacuum roll (12), which gear-system arrangement (10) includes: a machine frame (16) fitted to a supporting foundation (18), a carrier-bearing assembly (20), attached inside the machine frame (16), for supporting the vacuum roll (12) on the machine frame (16) from outside the vacuum roll (12), a gearwheel (22) attached to the vacuum roll (12), for driving the vacuum roll, a gear housing (24) for transmitting torque, a drive-bearing assembly (26) between the gearwheel (22) and the gear housing (24), a carrier ring (28) for supporting the vacuum roll's internal structures (14) from the machine frame (16), and the gear housing (24) has been integrated as part of the carrier ring (28). In addition, the gearwheel (22) and the vacuum roll (12) are connected to each other by a flexible coupling (30).

A lighting arrangement has a housing having an interior and a light outlet region, and at least one light-providing device. The light-providing device is configured such that it can be arranged within the interior to emit light during operation through the light outlet region to the outside. The light-providing device can be coupled to the housing and can be freely positioned at least within one region of the interior. A second lighting arrangement has a housing having an interior and a light outlet region, the housing having an opening, which is set up to guide at least one line through the opening out of the interior. The second lighting arrangement has at least one brush, which is provided with hairs or fibres or bristles, which are arranged in the opening and/or cover the opening at least in portions.

The invention discloses an independently dismountable magnetic positioning pendant for decorating a curtain wall. The pendant comprises a pendant main body, a steel sheet, a positioning corner block,and a magnetic block, wherein a positioning regulation hole, a downward hook head, a bearing strip and a pendant main body square hole are arranged on the main pendant main body; square hooks are arranged at two sides of the steel sheet, and the internal of the square hook is a square slot shape; an upward hook head is arranged at the front end of the positioning corner block, and a positioning corner block square hole is arranged in the middle position of the upward hook head; the magnetic block is fixed in the positioning corner block square hole; a part of the magnetic block is protruded atthe lower side of the positioning corner block; the length and width of the part of the magnetic block at the lower side of the positioning corner block are matched with the length and width of the pendant main body square hole; the part of the magnetic block protruded from the positioning corner block can be placed in the pendent main body square hole, and the thickness of the part of the magnetic block protruding to the lower part of the positioning corner lock is consistent with the thickness of the pendant main body. By adopting the positioning pendant disclosed by the invention, the hidden danger that the leaf spring of the former push-in type pendant is rusted and does not work is absent, and the pendant main body can be fixed more stably due to the positioning corner block.