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68 results about "Cutting nails" patented technology

Nail clipper type wire stripper

The invention discloses a nail clipper type wire stripper, comprising an upper clamping knife, a lower clamping knife, a pressing plate and a pivot, wherein the upper clamping knife and the lower clamping knife are symmetrically provided with a first wire jack, a second wire jack and a third wire jack for wire stripping; and the calibers of the first wire jack, the second wire jack and the third wire jack are different. The wire stripper disclosed by the invention is a common electrician tool, and provides convenience for stripping rubber or plastic insulating layers of wires, the stripping carried out by utilizing the nail clipper type wire stripper is rapid and safe, and also a wire core has less possibility of being damaged. The nail clipper type wire stripper has the advantages that the structure is simple, the cost is low, the carry and use are convenient and the like; and if the length of an edge is increased and holes are arranged only at partial areas, the function of cutting nails of the nail clipper type wire stripper can be remained still.
Owner:THE SECOND FOREIGN LANGUAGE SCHOOL AFFILIATED TO SHANGHAI NORMAL UNIV

Clipper having cutting jaws for cutting nails and preventing nail clippings formed thereby from scattering by having the cutting jaws be a part of a receptacle for the nail clippings when the cutting jaws are closed

InactiveUS20090241342A1Avoid disadvantagesPrevent the nail clippings from scatteringManicure/pedicureMetal working apparatusCutting nailsNail clippings
An improved clipper of the type having a pair of pivoted members pivotally attached to each other by a pivot pin and having cutting jaws for cutting nails and being biased away from each other by a spring. The improvement includes a catching member. The catching member is non-rotationally mounted to one of the pair of pivoted members, and together with the cutting jaws, form a receptacle for the nail clippings when the cutting jaws are closed to thereby prevent the nail clippings from scattering.
Owner:FRANZO INT CORP

Nail clipper for pet animals having cross illumination lighting

A nail clipper for pet animals is provided. The nail clipper includes opposing light sources configured on two arms. The light sources provide cross-illumination during use of the nail clipper. This cross-illumination lighting from each light source are configured to assist groomers or pet owners to carefully cut nails of pet animals especially during low lighting conditions and thereby avoiding injury to pet animals.
Owner:JACOBOWITZ NAFTOLI

Circular tube type anastomat

The invention provides a circular tube type anastomat which comprises an anastomat body and an anvil component. A far-end of the amastomat body is provided with an annular nail bin and an annular cutter, and a plurality of nail placing holes are formed in the end face of the annular nail bin. The anvil component comprises an annular nail anvil which matches with the annular nail bin, an annular cutter anvil which matches with the annular cutter and a nail anvil shaft which can be movably connected with the anstomat body. The annular cutter anvil is arranged between the nail anvil shaft and the annular nail anvil. When the anastomat body and the anvil component are closed, the annular nail bin matches with the annular nail anvil and the annular cutter anvil to form at least two fixing spaces which are communicated and possess height difference. The circular tube type anastomat can fix cut coincided nails, is in favor of cutting nails, can regard structures which are adjacent to newly-molded coincided nails and structures which are adjacent to cut coincided nails as cushion isolation and reduces drawing of organizations on the nail anvil end face.
Owner:TOUCHSTONE INTERNATIONAL MEDICAL SCIENCE CO LTD

Nail clippings catcher

InactiveUS20160324293A1Minimize limitationMinimize at least some of cut nail clippingsManicure/pedicureCutting nailsSurgery
Nail clippings catchers are described and disclosed. A given nail clippings catcher may comprise a container with a digit-hole and a clipper-hole. The digit-hole is sized to removably receive a portion of a digit and the clipper-hole is sized to removably receive a cutting end of a nail clipper. The clipper-hole outlines a shape that comprises a pair of opposing major tabs, followed by a pair of opposing pockets, followed by a pair of opposing minor tabs, and then followed by another pair of opposing pockets. The pair of opposing minor tabs protrude into a gap between two squeeze ends of the nail clipper when the cutting end is removably inserted into the clipper-hole. The pair of opposing minor tabs act as a barrier to minimize at least some of cut nail clippings from escaping the container.
Owner:WHEELER CRISTIAN

Device for automatically cutting nails

The invention discloses a device for automatically cutting nails. The device comprises a strip-shaped bearing plate, wherein multiple groups of semicircular fixed rods are fixedly connected to the edge of the upper surface of the strip-shaped bearing plate; a strip-shaped working box body is arranged on the upper surface of the strip-shaped bearing plate; fixed grooves, which are matched with the multiple groups of semicircular fixed rods, are formed in the side surface of the strip-shaped working box body; a cutin cleaning mechanism is arranged on the upper surface of the interior of the strip-shaped working box body; an automatic nail cutting mechanism is arranged on the surface of the rear side of the interior of the strip-shaped working box body; a residue mechanism, which corresponds to the automatic nail cutting mechanism, is arranged on the lower surface of the interior of the strip-shaped working box body; a fixing mechanism is arranged on the side surface of the strip-shaped bearing plate; a lifting milling mechanism is arranged on the lower surface of the interior of the strip-shaped working box body; and a controller is arranged on the side surface of the strip-shaped working box body. The device provided by the invention has the beneficial effects of simple structure and strong practicability.
Owner:孙瑞秀

Multi-shank nail

A multi-shank nail has a first shank, a second shank and a washer; wherein both of the first shank and the second shank have an enlarged head at their top ends and a point at their lower ends. The first shank has a flat contact surface along its longitudinal length at an upper portion, and the second shank has a shape of a longitudinally cut nail such that the second shank is capable of corresponding to the contact surface on the first shank. The first shank has an inclined face and an extended portion in sequence below the contact surface. At least one of the first shank or second shank comprises a plurality of notches opposite the contact surface, and the notches make the first shank or second shank easier to bend.
Owner:YEUN CHANG HARDWARE TOOL

Nail scissor with adjustable blade opening

A nail scissor with an adjustable blade opening comprises a tilting plate, a pair of cutting plates and a connecting pin. A groove is formed in the pin and used for connection with the tilting plate. Pin holes are formed in the cutting plates and used for accommodating the pin. The nail scissor is characterized in that length of the pin is expanded, the other side, away from the groove, of the pin is provided with threads 1, and threads 2 are formed on the inner wall of one of the pin hole of the cutting plate and matched with the threads 1. According to the arrangement, the tilting plate is rotated to drive the pin to rotate, and the position of the pin is changed relative to the cutting plates, so that the blade openings of the nail scissor are adjusted to cut nails different in thickness. The nail scissor has the advantages that owing to the threaded spiral pin, the blade openings of the nail scissor can be constantly adjusted so as to cut the nails different in thickness, leading to use convenience.
Owner:肖一

Nail clipper with nail collection mechanism

InactiveUS20070186419A1Prevents unconstrained ejection and propulsionEfficiently collect and discardManicure/pedicureCutting nailsEngineering
The present invention is a nail clipper including an incorporated nail arrestor that prevents the unconstrained ejection and propulsion of cut nail clippings. The nail clipper includes two steel plates connected at one end and with cutting edges at an opposing end, and an operating lever, which moves the cutting edges of the plates together. A pivot pin is inserted through bores in both first and second plates, at a spaced distance behind the cutting edges. A grommet encircles the portion of the pin between the plates and maintains a spaced distance between the plates to form an opening for receiving a nail. The space between the foam and the topside of the second plate forms a receptacle for receiving nail clippings after they fall downwards from the cutting edges. The clippings may be emptied directly into a trash bin by tilting the nail clipper sideways.
Owner:SUNDERLAND MICHAEL

Worktable

InactiveUS20050081759A1Accurate heightComfortable heightPackaging toiletriesPackaging cosmeticsCutting nailsEngineering
A cosmetic worktable (28) for assisting a pedicurist, manicurist or podiatrist in attending to a person during a pedicure, manicure or podiatry treatment is disclosed. The worktable (28) comprises a table top (30), a base (32) and a support leg (33). The base (32) takes the form of a U-shaped housing (34), to which the support leg (33) is fitted, the support leg (33) in turn comprising a base leg (42) and a sliding connector (44). The sliding connector (44) is fitted to the table top (30) and arranged to telescope within the base leg (42) for allowing the height of the table top (30) to be adjusted. The table top (30) is removably fitted with a padded support (52), which is used to support the relevant limb of the person being attended to. The table top cover (50) further defines a recess (54) for receiving the dead skin shavings and cut nails that accumulate during the treatment.
Owner:SNEAD ROSEMARY ANN

Nail clipper having an integrated clippings holder

This invention relates to a nail clipper with a mechanism and functionally different to those well-known, it allows accumulating temporary pieces of nails trimmed, preventing to spread everywhere to be discarded later in the proper place and simultaneously. Nail Clipper with integrated waste-holding container forms a deposit through two leaves creating a space between their bodies, it also has the special feature of having a three channels lever that work in a radial way, and provides different results depending on the location of the pin in the channels: Bolt located on the first channel allows thick material cutting; bolt located on the second channel, allows thin matter cutting and when pin is located on the third channel, allows to store three channels lever to take up less space when not in use. The cutter has a special lid with different finishes that in addition to controlling the output nails trimmed, functioning as a grind to give a finish to the freshly cut nails. The object of this invention is to facilitate to get rid of the trimming of nails debris. Manufacture is simple and innovative, because it consists of few components, is light, with small dimensions and with more functions than those well-known.
Owner:FERNANDEZ QUINTERO FERNANDO

Nail clipper with adjustable cutting jaw

A nail clipper includes a clipper body with a pair of jaws, an operating lever configured to move the jaws to cut nails, a hook member mounted to the clipper body, the hook member including a vertical groove portion extending vertically downwardly from an upper surface of the hook member, and first and second lateral groove portions extending in lateral direction from the vertical groove. The operating lever includes a front tip portion of generally bar or shaft shape, which is configured to be inserted through the vertical groove portion of the hook member and to couple with a selected one of the first and second lateral groove portions of the hook member to set a desired gap size of the matching jaw portions of the clipper body.
Owner:YUN WOO SUNG

Adhesive applying device for honeycomb paperboards

The invention discloses an adhesive applying device for honeycomb paperboards and relates to a device for connecting paper or paper boards together. The adhesive applying device comprises a rack, an oven and two groups of driving units which are vertically symmetrically arranged, wherein each driving unit comprises an annular pressing belt, a tensioning roller, a driving roller and a planishing roller group, the annular pressing belt is tensioned by the tensioning roller, the driving roller drives the annular pressing belt to rotate, and the rollers of the planishing roller group are pressed against the annular pressing belt, forming a planished surface on the annular pressing belt; a compression channel is formed between the two driving units; a plurality of cut nails are fixed at the parts close to the edges, of the annular pressing belt of one of the driving units; a separating unit is arranged in front of the compression channel; the separating unit comprises a support roller group and a separating mechanism; the separating mechanism comprises a bracket capable of rising and falling and two separating roller groups which are connected to the bracket in a rotating manner; the separating roller groups are arranged at the two sides of the support roller group; and the cut nails are correspondingly arranged between the support roller group and the separating roller groups. According to the device, by removing the edges of the molded honeycomb paperboards, the damage of the edges of the honeycomb paperboards can be prevented.
Owner:山东省新征程工业科技有限公司

Aeration cylinder component

The invention relates to a cyclone aerator, specifically relates to an aeration cylinder component for the cyclone aerator and belongs to the technical field of aeration equipment. The aeration cylinder component comprises an aeration cylinder, wherein a flow guide pillar is arranged at the center of the bottom in an aeration tube; a straight half blade is respectively arranged on the two sides of the flow guide pillar; a plurality of first bubble cutting nail heads are arranged on the middle of the aeration cylinder along an inner side wall; the first bubble cutting nail heads are uniformly distributed along the peripheral direction of the inner side wall of the aeration cylinder; a plurality of second bubble cutting nail heads are arranged on the upper part in the aeration cylinder along the inner side wall; the second bubble cutting nail heads are uniformly distributed along the peripheral direction of the inner side wall of the aeration cylinder. Through the layering cutting of the straight half blade, the first bubble cutting nail heads and the second bubble cutting nail heads of the aeration cylinder component, the bubbles are cut into small bubbles and are fully mixed with the surrounding muddy water mixture, so that the mass transfer rate of oxygen and the oxygen use ratio are increased, the aeration efficiency is high, the running is stable and reliable, the blocking is difficult to occur and the service life is long.
Owner:WUXI SHAN CHUAN ENVIRONMENTAL PROTECTION MACHINERY CO LTD

Line Trimmer and Shredder Apparatus

The invention is a multi-tiered line trimmer and shredder apparatus using a number of individual pre-molded or pre-cut nail head string lines. Whenever the engine or motor is running, the apparatus rotates the nail head string lines generating cutting power designed to utilize multiple functions, such as trimming grass or weeds, clearing vegetation by shredding or mulching it, or removing snow. The apparatus consists of a base, cylindrical body, nail head string lines, and cover. The base attaches to a drive shaft or directly to an engine or motor. The cylindrical body is hollow, has holes throughout its wall that may be the same or variable sizes. The nail head string lines are inserted into the holes. The cover is used to cover the cylinder body, and to secure the “nail head” portion of the nail head string lines within the cylindrical body while the apparatus is in use.
Owner:CHANG MICHAEL TING KAO

Nail clippers with nail box

The present invention provides nail clippers with a nail box, and belongs to the field of household daily supplies. The nail clippers are composed of a warping plate, an upper cutter body, a lower cutter body, the nail box and elastic steel wires, and are characterized in that non-blade rear end portions of the upper cutter body and the lower cutter body are fastened and connected together; blades of the upper cutter body and the lower cutter body are opposite to each other with a certain distance; when front portions of the upper cutter body and the lower cutter body are pressed, the blades can be engaged with each other; the front end of the warping plate is provided with a hole, and the warping plate is installed on an upper portion of the upper cutter body via a stand column installed on an upper portion of a shielding tongue on the lower cutter body through the hole; the lower cutter body, the upper cutter body and the shielding tongue installed on the lower cutter body can generate elastic deformation under the effect of pressure; the nail box is installed at a lower portion of the front end of the lower cutter body; and the elastic steel wires pass through elongated slots in the lower cutter body, one end of each elastic steel wire is fixedly connected to the warping plate, and the other end of each elastic steel wire is abutted against the nail box. According to the nail clippers, the problem that cut nails scatter when traditional nail clippers are used is solved.
Owner:SHANDONG JIANZHU UNIV

Novel fruit peeling and stalk-removing fingerstall

The invention provides a novel fruit peeling and stalk-removing fingerstall. The fingerstall, which is a finger protection rubber cot, is rubber, hollow and barrel-shaped; the upper part and the lower part of the fingerstall are hollow; the upper part is connected with a fingerstall opening, and a rubber cot opening with a fastening function is formed in the bottom of the fingerstall. A circular protruded finger ring is arranged at an inner ring of the middle end of a fingerstall body, and a stretchable and retractable flexible belt is arranged at one edge of the outer side of the finger ring; and a triangular block cutting nail is arranged at the other edge of the outer side of the finger ring, the appearance of the triangular block cutting nail is stereo triangular, one angle of a transverse side is protruded to form a blade shape, and the triangular block cutting nail is vertically connected with the fingerstall body. The novel fruit peeling and stalk-removing fingerstall is a peeling and stalk-removing tool designed by stimulating the shapes of the thumb and the nail; and the novel fruit peeling and stalk-removing fingerstall has various functions, for example, the fingerstall can divide the fruit peel into multiple small blocks, thereby protecting the finger nail from being damaged in a fruit peeling process, and the fingerstall can also pick off the stalks of various fruits, and meanwhile, prevents the thumb from touching fruit juice.
Owner:CIXI XIANYE FRUIT IND CO LTD

Nail Clipper

A nail clipper includes a clipper body with a pair of jaws, a lever configured to move the jaws to cut nail, a thumb ring member rotatably mounted to the lever, the thumb ring member having first and second ring members, each defining an inner opening through which a thumb of the user can be introduced. The nail clipper further includes a connection plate member which is formed unitarily with the first and second ring members into one piece and connecting between the lower portions of the first and second ring members, wherein the connection plate member has a planar upper surface and includes a bore formed vertically there-through, and a fastener is coupled to the bore of the connection plate member and allows the thumb ring member to freely rotate relative to the lever.
Owner:YUN WOO SUNG

Arrangement For Cutting Nail Blanks From An Intermittently Fed Wire

In an arrangement for cutting nail blanks from an intermittently fed wire (3), with simultaneous formation of the nail tip, by means of a cutting device (2), which comprises two cutting tools (6) which lie opposite one another with respect to the longitudinal axis (A) of the wire, work in opposite directions to one another and each have a cutting knife (11), which is held by a support and, together with the support, can be displaced perpendicular to the longitudinal axis (A) of the wire between an upper, withdrawn end position remote from the wire (3) and a lower end position extended towards the wire (3), the radially directed displacement movement of each cutting knife (11) during the cutting process is superimposed by a movement component directed in the longitudinal direction (A) of the wire (3) and towards the free end thereof, in such a manner that, during the cutting process, each cutting knife (11) moves in the longitudinal direction (A) of the wire (3) by a distance relative to the wire (3) which is greater than the elongation of the wire (3), which, on account of the displacement of the wire material during the cut, takes place in a direction away from the free wire end.
Owner:WAFIOS AKTIENGES

Nail cutting and anti-nail-splash device

InactiveCN108783834ASolve the problem of easy splashEasy to splash preventionManicure/pedicureCutting nailsBiomedical engineering
The invention relates to a nail cutting and anti-nail-splash device. The device is composed of rubber pads, two support columns, a rotation rod, a lower scissor body, an upper scissor body, a press handle, a knife edge and a nail clipper main body. The device is characterized in that the rotation rod, the lower scissor body, the upper scissor body, the press handle and the knife edge are assembledinto the nail clipper main body. The rubber pads are rectangular, one end of each support column is provided with the rectangular rubber pads, the length of the two rubber pads is same as the distance between the support columns and the knife edge, and the width of the two rubber pads is matched with the width of the lower scissor body and the width of the upper scissor body; the other ends of the support columns are vertically arranged in the lower scissor body and the upper scissor body respectively, the two support columns are arranged between the knife edge and the rotation rod, and thepositions of the two support columns correspond. When the device is in use, the rubber pads are compressed to clamp cut nails to prevent the nails from splashing, and when the press handle is loosened, the nails fall down along with opening of the rubber pads. The device solves the problem that the nails splash when an existing nail clipper is used for cutting the nails. The device is convenient to use, very low in cost and suitable for popularization.
Owner:任万林

Nailing method based on adopting blind nailing for shoe heel upper leather

InactiveCN104223585AExtended service lifeSolve the problem that the service life is affectedHeelsTop-piecesCutting nailsEngineering
The invention discloses a nailing method based on adopting blind nailing for shoe heel upper leather. The method comprise the following steps of adopting a hair brush to uniformly brush mucilage glue on the surface of the shoe heel upper leather and the surface of a shoe heel palm side, and drying the surfaces brushed with the mucilage glue; sequentially nailing a round nail with the length of 16mm into a heel body at the part, which is 6-7mm far away from the heel body side; using a pair of counterpart pliers to slantways cut off the nail rod part of the round nail, which is exposed out of the heel body, so that the length of the nail rod remaining on the surface of the heel body is 2 / 3 of the thickness of the shoe heel upper leather; placing the shoe heel upper leather above the cut nail rod, aligning at the position, hammering the heel surface, and puncturing the oblique angle-shaped nail rod into the heel surface, so that the heel surface and the heel body are nailed tightly, flatly, evenly and firmly. According to the nailing method, the round nail is adopted to be nailed in a shoe heel completely, so that the nail cannot be contacted with the ground when shoes are worn, the combination of the shoe heel upper leather is more stable, the service life of the shoes is longer, and the problem that the service life of the shoes is affected since the internal structure is unstable when the shoe heel upper leather is nailed according to the existing nailing method is solved.
Owner:SICHUAN KAMEIDI SHOES IND

Full-automatic nail clippers for pet cats

The invention discloses full-automatic nail clippers for pet cats. The full-automatic nail clippers for the pet cats comprise a holder, a holder driving mechanism and a cutter, wherein the holder is arranged at the front end of the holder driving mechanism and comprises an upper clamping jaw and a lower clamping jaw; the upper clamping jaw and the lower clamping jaw are driven to be opened or closed through the holder driving mechanism; a pressing mechanism is arranged in the upper clamping jaw and comprises an arc-shaped pad, a vertical retractable rod and a transverse retractable rod, the arc-shaped pad is matched with an arc-shaped opening in the bottom of the upper clamping jaw, the bottom of the vertical retractable rod penetrates through the upper clamping jaw and is connected with the arc-shaped pad, and a buffering mechanism is arranged between the vertical retractable rod and the arc-shaped pad; a movement driving mechanism for driving the vertical retractable rod to ascend and descend is arranged between the transverse retractable rod and the vertical retractable rod. The full-automatic nail clippers are convenient and practical and save time and labor, blood lines can beclearly distinguished, the nails of pets can be prevented from being damaged and can be automatically cut off, and the cut nails can be polished.
Owner:INST OF ANIMAL SCI & VETERINARY MEDICINE SHANDONG ACADEMY OF AGRI SCI

Cleaning and troubleshooting integrated bridge expansion joint cleaning equipment

The invention discloses cleaning and troubleshooting integrated bridge expansion joint cleaning equipment. The equipment includes a shell, a fixing frame is arranged in the shell, cleaning mechanismsare arranged on the two sides of the fixing frame, the bottom end of the fixing frame is fixedly connected with the inner wall of the shell, a wheel sheet frame is arranged on the inner side of the fixing frame, an electric push rod is arranged at the top end of the wheel sheet frame, the top end of the electric push rod is fixedly connected with the fixing frame, the bottom end of the electric push rod is fixedly connected with the wheel sheet frame, a cleaning wheel sheet is arranged on the inner side of the wheel sheet frame, and a steel brush is fixedly connected to the outer side of the cleaning wheel sheet. Through the arrangement of the cleaning wheel sheet with a cutting block and the cutting and crushing effects of the cutting block and a cutting nail on stones, the stones can beeffectively cleaned out of an expansion joint, the troubleshooting effect is good, and shutdown caused by blocking of the stones during cleaning is avoided, so cleaning work can be continuously conducted, and the cleaning efficiency of the bridge expansion joint is improved.
Owner:陈元定

Toenail scissors with function of protecting against wrong trimming

The invention discloses a pair of toenail scissors with a function of protecting against wrong trimming, and relates to daily supplies and nail clippers. When a traditional nail clipper is used for cutting nails and toenails, a lower cutting edge and an upper cutting edge are engaged, so that the nail clipper is easy to damage. The invention aims to provide the pair of toenail scissors with the function of protecting against wrong trimming. In order to achieve the purpose, the pair of toenail scissors mainly comprises a nail clipper body assembly, an upper clipping and cutting edge, a lower clipping and cutting edge, an upper left protective salient point, an upper right protective salient point, a lower left protective salient point and a lower right protective salient point, wherein eachtwo of the upper left protective salient point, the upper right protective salient point, the lower left protective salient point and the lower right protective salient point are paired to form an opposite vertex structure, so that the upper clipping and cutting edge and the lower clipping and cutting edge are prevented from touching each other carelessly after nails are trimmed, and the servicelives of the upper clipping and cutting edge and the lower clipping and cutting edge are prolonged; the upper left protective salient point and the lower left protective salient point jointly form a pair of opposite vertex protective salient points. The pair of toenail scissors has the advantage of a more durable effect.
Owner:农立廷

Scissors with nail filing function

The invention provides a kind of scissors capable of filing nails. A small file is provided on the blade of the scissors. After cutting the nails, the file on the scissors can be directly used to polish the nails smoothly to avoid hanging skin and clothes.
Owner:XIANGYANG NO 39 MIDDLE SCHOOL

Nail scissors with lamp

The invention provides a nail scissors with a lamp, the small LED lamp is arranged at the upper end of the connecting bolt of the nail scissors, when people cut nails, the small LED lamp can conveniently illuminate and see the nails clearly, and the trouble caused by the fact that people cannot see the nails clearly is avoided.
Owner:GUCHENG COUNTY THIRD MIDDLE SCHOOL

Nail clippers capable of receiving nail scraps

The invention relates to nail clippers capable of receiving nail scraps, which can conveniently collect the cut nail scraps without causing the cut nail scraps to splash in a random manner during thenail cutting process. The nail clippers comprise an upper body, a lower body and a pressing handle, wherein the pressing handle is arranged on a pressing handle shaft passing through an upper beam anda lower beam of the spring shears; the upper body is formed by upper curtains on both sides of the upper beam and the upper beam of the spring shears; and the lower curtains on both sides of the lower beam and the lower curtains on both sides of the lower beam of the spring shears form the lower body. The upper body and the lower body form a receiving box together with the shear mouth when the shear mouth of the spring shear is closed. The nail is inserted into the shear mouth, the handle is pressed down, the nail to be cut is cut off, and the cut nail scraps are collected in the receiving box formed by the closed upper and lower bodies and cannot be splashed out. The pressing handle is pressed, the nail clippers is moved to the place where the nail scraps are to be collected, the pressing handle is loosened, the shear mouth is opened, and the nail scraps is poured into the place where the nail scraps are to be collected.
Owner:卞海兵

Claw-sleeve anti-setting packer

The invention relates to the technical field of packers for well cementing and completion operation of oil and gas fields and provides a claw-sleeve anti-setting packer. The claw-sleeve anti-setting packer comprises a center tube, an upper baffle sleeve, rubber barrel packing devices, a locating claw sleeve, rubber barrel cut nails and a hydraulic driving device, wherein the upper baffle sleeve is fixedly mounted at the outer side of the upper part of the center tube; the locating claw sleeve is fixedly arranged at the outer side of the middle part of the center tube through the rubber barrel cut nails; more than two open grooves are distributed at the lower circumference of the sidewall of the locating claw sleeve. According to the claw-sleeve anti-setting packer, the structure is reasonable and compact, and the use is convenient; boss locating blocks are arranged on the locating claw sleeve, and an outer tube is arranged outside a pressurized tube, so that the limiting protection on the locating claw sleeve and the pressurized tube can be realized, the adaptability and reliability to various well conditions are improved, and the beforehand setting is avoided; long and short rubber barrels of different hardness are added for matched use, and supporting rings and supporting ring seal rings are added into the long rubber barrels, so that the packing capability can be improved, and the problem of layer crossing is avoided.
Owner:BC P INC CHINA NAT PETROLEUM CORP +1
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