75results about "Erasing devices" patented technology

The invention discloses a thermosensitive color-changing modifying pen and a color fixing device. The device comprises a modifying pen and a portable color fixing device. A main cavity and an auxiliary cavity which are separated by a partition plate are arranged in a penholder of the modifying pen and are respectively filled with thermosensitive covering ink and colorless fixation accelerant, and a fine fiber pen point and a metal needle tube pen point which are communicated with the penholder are arranged at two ends of the penholder. The portable color fixing device comprises a constant-temperature heating piece, a power supply unit and a control circuit, according to the principle that thermosensitive covering ink changes color under heating to be matched with the base color of the blueprint, fine smearing and controllable heat fixation technologies are combined, rapid, traceless and lossless modification of the engineering blueprint is achieved, and the problems that a traditional modification method is obvious in color difference, the blueprint is damaged, and operation is tedious are effectively solved. The device is easy and convenient to operate and firm in modification effect, and subsequent use of drawings is not affected.

This utility model discloses a telescopic pressing head for correction tape, relating to the field of correction tape technology. The telescopic pressing head provided by this utility model includes a tape outlet head, with protective plates at both ends. A sliding plate is connected to one side of the tape outlet head, and a first connecting plate is provided on the top of the sliding plate. Rotating shafts are connected to both ends of the first connecting plate, and a second connecting plate is connected to the other end of the rotating shafts. This utility model, by rotating a first rotating rod, causes a third connecting plate to rotate around the first rotating rod, causing a pulley to slide inside a first sliding groove, thereby rotating the second connecting plate and driving the sliding plate to telescopically move. The cooperation of these components results in low friction and low resistance during movement, achieving smooth movement and ensuring stable operation of the correction tape during telescopic and tape-out operations, avoiding damage caused by shaking or misalignment of the exposed tape outlet head.

The utility model relates to a correction tape, in particular to a mute correction tape which comprises an outer shell, a tape winding wheel and a tape unwinding wheel, the tape winding wheel and the tape unwinding wheel are arranged in the outer shell, and the tape winding wheel and the tape unwinding wheel are rotationally connected through a gear set. The non-return ring teeth are formed on the inner wall of the outer shell, the four elastic pieces can rotate in the circumferential direction along with the belt releasing wheel, and non-return teeth which are limited with the non-return ring teeth in a one-way mode are formed at the ends of the elastic pieces. The four elastic pieces with the non-return teeth are arranged to be matched with the non-return ring teeth in a one-way limiting mode, so that reverse rotation of the belt unwinding wheel is effectively prevented, the stability of the belt winding and unwinding process is guaranteed, meanwhile, due to the arrangement of the four elastic pieces, the limiting force is more evenly distributed in the circumferential direction of the belt unwinding wheel, and the belt unwinding effect is better. And the condition of local stress concentration is reduced, so that the belt releasing wheel is more silent when rotating in the forward direction.

The utility model belongs to the technical field of teaching tools, and provides a telescopic eraser which comprises a containing box, a telescopic structure is arranged in the containing box in a sliding mode, self-locking structures are arranged at the two ends of the telescopic structure, an installation structure is connected to the front face of the telescopic structure in an inserted mode, and an eraser is arranged on the front face of the installation structure. The telescopic structure comprises sliding grooves formed in the two ends of the containing box, and a sliding rod is slidably arranged between the two sliding grooves. The self-locking structure comprises rotating grooves formed in the two ends of the sliding rod, T-shaped blocks are rotationally arranged at the ends, away from each other, of the two rotating grooves, clamping blocks are arranged at the front ends of the sides, close to the containing box, of the two T-shaped blocks, and limiting sliding grooves are symmetrically formed in the ends, away from each other, of the two sliding grooves. The problems that according to existing equipment, rotating motion of a rotating component is converted into sliding motion of a connecting component, two elastic pieces at the connecting position are subjected to acting force in two directions, friction loss of the elastic pieces is increased, and the service life of the equipment is shortened are solved.

The application provides a cleaning device, which comprises a rubber part, a cleaning module, a driving module and a collecting part. The rubber part is movably arranged. The cleaning module comprises a cleaning part and a collecting part. The cleaning part is arranged in abutment with the rubber part to clean the rubber part when the rubber part moves. The collecting part comprises a collecting bag for collecting debris. An opening of the collecting bag is arranged opposite to the cleaning part. The driving module is movably arranged and connected with the rubber part and the cleaning module to drive the rubber part and the cleaning module to move. With the above arrangement, the rubber part cleans the traces on the paper surface, and the cleaning part cleans the surface of the rubber part at the same time to remove the rubber crumbs and lead stains on the surface of the rubber part. The debris such as the rubber crumbs generated in the cleaning process can enter the collecting bag through the collecting part, and the cleanliness of the paper surface is further ensured. The technical problem that the rubber cannot be cleaned in time when the rubber is used is solved.

An attachment structure in a writing tool provided with a first component and a second component inserted into an insertion hole provided at an end of the first component. The second component is provided with a small-diameter part, a large-diameter part provided in front of the small-diameter part, and a first outer step part provided between the small-diameter part and the large-diameter part. The insertion hole is provided with a small-diameter hole part and an inner step part provided in front of the small-diameter hole part. The small-diameter part is inserted or loosely inserted into the small-diameter hole part. The first outer step part contacts the inner step part. The small-diameter hole part is provided with a barb part protruding from an inner surface of the small-diameter hole part. The barb part is deformable when contacting the small-diameter part during insertion of the second component.

The invention relates to the technical field of office stationery, in particular to a rotary tape-out correction tape which comprises a base, a winding and unwinding mechanism, a tape body and a pen container, an adjusting cylinder and a support protruding forwards are arranged at the front end of the base, and a tape-out pressing nozzle is arranged at the front end of the support; the winding and unwinding mechanism and the belt body are arranged in the base, the two ends of the pen container are open and movably arranged outside the adjusting cylinder, the support and the belt outlet pressing nozzle in a sleeving mode, a spring and a protruding shoulder used for supporting the spring are arranged in the pen container, the two ends of the spring abut against the protruding shoulder and the adjusting cylinder respectively, and one of the inner side wall of the pen container and the outer side wall of the adjusting cylinder is provided with an inclined groove. When the pen container rotates relative to the adjusting cylinder, the pen container can be driven to retract relative to the base to enable the tape outlet pressing nozzle to be exposed or stretch out to enable the tape outlet pressing nozzle to be stored in the base through the cooperation of the inclined groove and the protrusion and the elastic force of the spring, use is convenient, a cover cap can be omitted, and use is convenient. And when not in use, the tape outlet pressing nozzle can be hidden so as to avoid mistaken coating or pollution of the tape body.

The rotation stopping mechanism comprises a large gear and a tray, the tray is rotationally connected with a shell, a groove is formed in the center of the large gear, the tray is embedded into the groove, a resistance rotation stopping part is arranged on the side wall of the groove, a first pawl is arranged on the side wall of the tray, and a second pawl is arranged on the side wall of the first pawl. And the first pawl is in contact with the resistance rotation stopping part. Compared with the prior art, the first pawl and the resistance rotation stopping part are matched with each other, the tray can drive the large gear to rotate together when supplying a film belt in a rotating mode, the small gear is driven to rotate through the transmission gear, the small gear rotates to wind the film belt, the structure is simpler, the tray and the large gear are matched more firmly, and the film belt can be wound more stably. And disassembly and assembly are more convenient and faster.

The utility model relates to a coating film transfer printing tool, which comprises a shell, the coating assembly comprises a base, a plurality of reels, a clamping piece, a transfer printing head and a film coating belt, and the coating assembly is assembled on the shell; one end of the auxiliary component is pivoted to the shell and can be pivoted to the upper part or the lower part of the shell; the transfer printing device has three use states, when the transfer printing device is not used, the auxiliary assembly is located at the horizontal position so as to protect the transfer printing head from being damaged by external force, or a coating film of the coating film belt is prevented from being carelessly adhered to an object beside when the transfer printing head is carried and shaken; when the auxiliary assembly is pivoted to the top of the shell, the holding comfort and the force applying force can be improved; when the auxiliary assembly is pivoted to the bottom of the shell, a better and fixed film coating angle can be provided by using the auxiliary assembly for supporting, so that a stable, consistent and high-quality film coating effect can be achieved for a user.

To provide a film transfer tool that reduces user fatigue and makes operation easier. [Solution] The present invention provides a film transfer tool comprising: a transfer assembly for transferring a film; a case having a first covering material in which the transfer assembly is provided, the first covering material having a first end from which the transfer assembly protrudes and a second end which is the other end opposite to the first end; and a curved segment that is flexibly connected to the second end of the first covering material and is flexible relative to the first end of the first covering material. With the present invention, the user can extend the travel distance of the film transfer tool by bending the curved segment relative to the first end of the first covering material simply by pulling the film transfer tool without moving the forearm, thereby reducing user fatigue and making it easier to operate.

Devices for writing and dry erase marker(s) with integrated eraser(s), insert(s) associated therewith, and a method for making and / or using the same can be provided. The device can include a body comprising an aperture and a release button, and a plunger cartridge assembly provided in the body. The plunger cartridge assembly can be configured to be deployed through the aperture and retracted by pressing the release button. The plunger cartridge assembly can also be removable from the body by pressing the release button when in a retracted position.

A heat erasable eraser comprises a shell (1). The heat dissipation assembly (2) is connected with the shell (1), and the heat dissipation assembly (2) comprises a heat dissipation head (21); the protective cover (3) is movably connected with the shell (1) or the heat dissipation assembly (2); and the protective cover (3) is operated, so that the heat dissipation head (21) is selectively exposed out of the protective cover (3) or is covered by the protective cover (3). According to the heat erasable eraser, the movable protective cover is arranged, so that the heat eliminating head is exposed out of the shell when the heat eliminating head needs to be used, and the heat eliminating head is shielded by the protective cover when the heat eliminating head does not need to be used, the accident that a user is scalded by the heat eliminating head can be effectively avoided, and the safety performance of a product is improved.

To provide a transfer tool having a suitable configuration for smoothly rotating a feeding reel and a take-up reel.SOLUTION: In the transfer tool, a protrusion g12 that can come into sliding contact with a feeding reel Q rotating within a case D, first and second feeding reel sliding members G1 and G2 that each have a flange portion g22, a protrusion h12 that can come into sliding contact with a take-up reel R rotating within the case D, and first and second take-up reel sliding contact members H1 and H2 that each have a flange portion h22 are partially attached to the case D.SELECTED DRAWING: Figure 17

The utility model relates to the technical field of stationery, in particular to a pressing type correction tape with a replaceable core, which comprises an outer shell and a pressing assembly, the pressing assembly comprises a pressing plate, a pressing rod, a first spring, a connecting plate, a shell cover, an elastic sheet and a tape core component; when the device is used, the elastic piece on the connecting plate is clamped into the outer shell by pressing the pressing rod, then the correction tape with the core component extends out to be used, the pressing plate is pressed to extrude the elastic piece into the outer shell after use is completed, and therefore the correction tape with the core component can extend into the outer shell to be protected; due to the fact that the belt core component is installed inside the outer shell in a sliding installation mode, after the belt core component is used, the shell cover can be taken down, the belt core component is taken out in a sliding mode and replaced with a new belt core component to be used, part of parts of the device can be reused, the component parts can be assembled for use, and therefore resources and purchase cost are saved.

The utility model discloses a pen refill for correction fluid and glue, which relates to the field of stationery, and adopts the technical scheme that the pen refill comprises a tube body with a cavity inside; the pen point connecting piece is arranged at one end of the tube body; a liquid outlet is formed in one end of the pen point; the pen point comprises a partition piece arranged in a cavity of the pen point, and the partition piece divides the cavity of the pen point into a first cavity and a second cavity. The first chamber is communicated with the second chamber; the sealing piece is arranged on the inner side of the liquid outlet of the pen point. The utility model has the beneficial effects that the correction fluid or the glue is placed in the pipe body of which the two ends are communicated by utilizing the structure of the pipe body, and the tail oil is used for sealing. Meanwhile, by means of the structure that the pen point is combined with the spherical sealing piece, correction fluid and glue can be smeared like a conventional writing pen, and the smearing area is effectively controlled. And the external structure is integrally similar to a conventional pen core, so that the pen core can be combined with an existing pen container for use, and a user can more flexibly and controllably smear.

The utility model belongs to the technical field of correction tapes, and particularly relates to a silent rotation stopping structure for a correction tape and a silent correction tape, which comprise a main body, a top cover arranged at the top of the main body, an outlet nozzle arranged at one end of the main body, a tape outlet wheel arranged in the main body, a first mounting column arranged on the tape outlet wheel, and a correction tape roll arranged on the first mounting column, a correction tape extends out of the correction tape roll, a tape take-up wheel is arranged in the main body, a second mounting column is arranged on the tape take-up wheel, a take-up wheel is arranged on the second mounting column, and the tape outlet wheel is specifically composed of a main wheel, an outer wheel, a silica gel ring and a spring. By means of the tape outlet wheel, the main wheel, the outer wheel, the spring and the tape collecting wheel, a transmission structure using a gear and a ratchet is omitted, the tape outlet wheel drives the tape collecting wheel to rotate to form transmission on the basis of pressure and friction, transmission smoothness is guaranteed, the phenomenon of small-amplitude pause is avoided, coating uniformity of the correction tape is guaranteed, and the service life of the correction tape is prolonged. Smooth correction tape output does not generate noise, and the mute effect is really achieved.

The invention relates to a set of correction devices (CB, CR, CV, CJ) for different colored sheets (FB) in shades other than white, wherein the correction devices (CB, CR, CV, CJ) comprise a correction composition, characterized in that the correction compositions comprise color pigments such that the correction composition of each correction device (CB) corresponds to each of said colored sheets (FB). In particular, the correction devices are at least blue (CB), pink (CR), green (CV), and yellow (CJ). The invention further relates to a method for manufacturing the corresponding color correction compositions. Abstract figure: Fig. 2

Devices for writing and dry erase marker(s) with integrated eraser(s), insert(s) associated therewith, and a method for making and / or using the same can be provided. The device can include a body comprising an aperture and a release button, and a plunger cartridge assembly provided in the body. The plunger cartridge assembly can be configured to be deployed through the aperture and retracted by pressing the release button. The plunger cartridge assembly can also be removable from the body by pressing the release button when in a retracted position.

The invention provides an auxiliary tape scratching assembly and a correction tape, the correction tape comprises a tape head, the tape head comprises a pressing nozzle, and the pressing nozzle is in a plate shape and is used for coating a tape body of the correction tape on the surface of a to-be-coated object. The auxiliary belt scratching assembly comprises a top cap and at least two auxiliary wheels. The top cap is provided with a through hole which can accommodate the tape head of the correction tape. The at least two auxiliary wheels are arranged on the two sides of the top cap and used for assisting the tape head to be attached to the surface of a to-be-coated object, so that the included angle between a pressing nozzle of the tape head and the surface of the to-be-coated object in the length direction of the pressing nozzle is 0 degree, and the length direction of the pressing nozzle is perpendicular to the movement direction of a tape body of the correction tape passing through the pressing nozzle.

The utility model relates to the field of stationery, in particular to a correction tape which comprises a shell, a rotating assembly and a damping part. The shell has a mounting space; the rotating assembly comprises a belt outlet wheel, a belt return wheel and a belt return ring, the belt outlet wheel is rotatably arranged in the mounting space, the belt return wheel is meshed with the belt outlet wheel, and the belt return ring is arranged on the belt return wheel in a sleeving mode; the belt returning ring is used for winding the used belt core, and the belt returning wheel and the belt returning ring can rotate relatively; the damping piece is arranged between the belt returning wheel and the belt returning ring so as to play a damping role when the belt returning wheel and the belt returning ring rotate relatively. By optimizing the structure of the correction tape, the tension of the tape body can be reduced, and the use experience of a user is improved.

The present invention provides an eraser excellent in folding resistance and erasing property, a composition for producing the same, and a method for producing the eraser. The present disclosure provides an eraser containing a vinyl chloride resin produced by a suspension polymerization method or a bulk polymerization method, a plasticizer, and a porous filler. The present disclosure further provides a composition for producing an eraser containing the vinyl chloride resin, a plasticizer, and a porous filler. The present disclosure further provides a method for producing an eraser comprising molding the composition for producing an eraser under heating conditions.

The invention belongs to the technical field of stationery, and particularly relates to a film coating transfer printing part and a correction tape with the film coating transfer printing part. The film coating transfer printing part comprises a connecting end used for being connected with a correction tape shell and a transfer printing end used for guiding the correction tape to conduct film coating operation; the width of at least one part of the transfer printing end is larger than that of the correction belt, and view windows are formed on the two sides of the transfer printing end, so that a user can observe a to-be-corrected area in front of the coating transfer printing part through the view windows; the edge of the top of the transfer printing end is in an arc-shaped outer contour, the upper side and the lower side are not shielded in a directional mode, and stable rolling and normal film coating can be achieved in forward backward pushing and backward forward pushing operation. The transfer printing end is formed by bending a cylindrical supporting column, the two sides of the transfer printing end are hollowed out to form view windows, and the supporting column is made of one of metal and plastic and has enough rigidity and abrasion resistance.

The utility model discloses an ultrathin eraser and relates to the technical field of school supplies, the ultrathin eraser comprises an eraser body and a box body, one end of the eraser body along a first direction forms a working end, the thickness of the eraser body is defined as H, and H is more than or equal to 1mm and less than or equal to 3mm; the box body comprises a connecting plate, a first clamping plate and a second clamping plate, the first clamping plate and the second clamping plate are arranged on the connecting plate at intervals in the second direction, the extending directions of the first clamping plate and the second clamping plate are the same, and a containing cavity is defined by the first clamping plate, the second clamping plate and the connecting plate. According to the technical scheme, the thickness H of the eraser body is larger than or equal to 1 mm and smaller than or equal to 3 mm, the ultra-thin design enables the eraser body to enter a narrow space easily, high-precision erasing operation is completed, the eraser is particularly suitable for detail processing in drawing or design, a user can control an erasing area more accurately, other parts of a picture are prevented from being erased by mistake, and the erasing efficiency is improved. Therefore, the integral integrity of the works is protected.

The invention belongs to the technical field of correction tapes, and particularly relates to a correction tape with a mute key structure, the correction tape comprises an upper cover, a track piece connected with the upper cover and a lower shell connected with the upper cover, a replacement core is arranged in the lower shell, an upper track is arranged in the upper cover, a lower track is arranged on the track piece, and the lower track is connected with the upper cover. A track cavity is formed between the upper track and the lower track in a spaced mode, a mounting groove is formed in the upper cover, an upper rotating shaft is arranged in the mounting groove, a lower rotating shaft is rotatably arranged at the lower end of the upper rotating shaft, the bottom end of the lower rotating shaft is connected with the replacement core, and a control protruding rib capable of moving in the track cavity is arranged on the side wall of the lower rotating shaft. The track cavity comprises a pressing track, a positioning track and a resetting track, the control convex rib slides down through the pressing track, is fixed through the positioning track and resets through the resetting track, and the replacement core is provided with an elastic resetting device for controlling the convex rib to reset; in the whole pressing process, no large noise is generated, and the device is suitable for being used in a quiet environment.

The invention provides a quick-dry tape core for a correction tape and a preparation method of the quick-dry tape core, a tape core coating sequentially comprises a substrate layer, a covering layer and an adhesive layer, and the quick-dry property is improved by adding specific plant-based filler into the covering layer. The plant-based filler with excellent water absorption is introduced into the formula, so that the drying time of the ink on the correction tape is remarkably shortened; an original covering layer formula system and an original manufacturing process are not changed, a new process or equipment is not needed, and operation is easy and convenient; in addition, the plant-based filler can adjust the color of the covering layer to be closer to that of paper, and the eye protection effect is achieved.

The utility model discloses a correction tape with a mute structure. The correction tape comprises a correction tape shell, a correction head is arranged at the end, away from the new tape gear, of the correction tape shell, and one end of the correction head is fixedly connected with an installation clamping block. Wherein one side of the mounting clamping block is sleeved with a mounting clamping groove, one side of the mounting clamping groove is fixedly connected with a rotating plate, the end, close to the mounting clamping block, of the rotating plate is fixedly connected with a rotating groove, the middle of the rotating groove is rotationally connected with a rotating shaft seat, and the end, away from the mounting clamping block, of the rotating plate is fixedly connected with a tooth block; when the correction tape is used, the rotation plate is driven to rotate when the correction head tape is pressed, the gear block is controlled to open and close the new tape gear, the correction tape is more convenient and faster to use, and the correction head tape is more convenient to use. Frequent lap joint of the tooth block and the new tape gear is conveniently prevented, and the silence effect is achieved when the correction tape is used.

The application discloses a film applicator push button structure convenient for replacing a belt, comprising a body and a filling body for supplying and recovering a film belt. The body comprises a first shell and a second shell capable of being relatively opened and closed, a front opening is formed at the front ends of the first shell and the second shell, and a space for accommodating the filling body is formed between the first shell and the second shell, so that the filling body is separably combined therebetween. The body further comprises a push button, a sliding seat and an applicator head capable of moving forward and backward synchronously between a front position and a rear position. The push button is arranged on the first shell and can move forward and backward along a guide groove of the first shell. When the body is synchronously in the front position, the applicator head is extended out of the front opening and can abut against the film belt of the filling body, and the first shell and the second shell are locked to prevent relative opening. When the body is synchronously in the rear position, the applicator head is withdrawn into the front opening and can be loose with the film belt of the filling body, and the first shell and the second shell are unlocked to be relatively opened.

This invention belongs to the field of stationery technology, specifically relating to a retractable correction tape, including a housing, a core, a tape end, a swinging operating mechanism, and a telescopic transmission mechanism. The swinging operating mechanism can be switched between a first position and a second position. The telescopic transmission mechanism drives the swinging operating mechanism and the tape end. When the swinging operating mechanism is in the first position, the telescopic transmission mechanism causes the tape end to extend out of the housing; when the swinging operating mechanism is in the second position, the telescopic transmission mechanism retracts the tape end into the housing. The beneficial effects of this invention are: it allows users to conveniently switch between the use and non-use states of the correction tape, and it provides protection and anti-fouling effects for the correction tape core.