CN1533319A - Tool with fastener engaging member - Google Patents
Tool with fastener engaging member Download PDFInfo
- Publication number
- CN1533319A CN1533319A CNA038006898A CN03800689A CN1533319A CN 1533319 A CN1533319 A CN 1533319A CN A038006898 A CNA038006898 A CN A038006898A CN 03800689 A CN03800689 A CN 03800689A CN 1533319 A CN1533319 A CN 1533319A
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- CN
- China
- Prior art keywords
- instrument
- engaging member
- fastener engaging
- drive part
- tool surfaces
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/02—Arrangements for handling screws or nuts
- B25B23/08—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
- B25B23/10—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means
- B25B23/105—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means the gripping device being an integral part of the driving bit
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/02—Arrangements for handling screws or nuts
- B25B23/08—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
- B25B23/10—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means
- B25B23/105—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means the gripping device being an integral part of the driving bit
- B25B23/106—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means the gripping device being an integral part of the driving bit the driving bit being a blade
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/02—Arrangements for handling screws or nuts
- B25B23/08—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
- B25B23/10—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means
- B25B23/105—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means the gripping device being an integral part of the driving bit
- B25B23/108—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means the gripping device being an integral part of the driving bit the driving bit being a Philips type bit, an Allen type bit or a socket
Abstract
A tool adapted to releasably retain a fastener. The tool includes a driving portion having a plurality of tool surfaces adapted to form an interface with a fastener. At least one fastener engaging member is attached to the driving portion that extends above one or more of the tool surfaces. The fastener engaging member is adapted to form an interface with at least one surface on the fastener such that the fastener can be releasably retained to the driving portion.
Description
Technical field
The present invention relates to a kind of instrument that has fastener engaging member, relating more specifically to a kind of being suitable for contacts with a minimum surface on the securing member and forms contact-making surface, so that securing member can releasably remain to the fastener engaging member on the drive part of this instrument.
Background technology
In the prior art, people are seeking to develop a kind of part that is clamped and connected that is used for the satisfaction of instrument for a long time, and this instrument can help user's clamping, pivot and loosening securing member, and removes securing member.A kind of method is that instrument is magnetized.Instrument after the magnetization only is suitable for keeping ferrous fasteners.Instrument after the magnetization also can pick up iron filings, for example metal debris and fragment.
U.S. Pat .6,302,001 (being presented to Karle) disclose a kind of hexagon tool heads that circumferential recess is used to hold spring washer that has.This spring washer is fastened to this hexagon tool heads on the inner surface of head of screw.This circumferential recess has weakened tool heads.
U.S. Pat .1,698,521 (being presented to Wood), US.1,712,196 (being presented to Burger etc.) and US.3,245,446 (being presented to Morifuji) disclose the parts of inside pushing of the head of a pair of chucking securing member.These devices only use on the securing member of head in a certain size range usually.If fastener head is bigger or little than this size range, these devices just can not be as expectedly operating.For these devices, the nose shape of securing member is also very important for suitable operation.
U.S. Pat .4,016,913 (being presented to Anderson) discloses a pair of spring, and this spring extends between a pair of arm on the instrument that is connected to the shank that is suitable for the clamping securing member or threaded portion.The use of the device that Anderson invented also is subjected to the restriction of securing member size.For large diameter securing member, need long spring.Yet long spring is not very effective in clamping aspect the securing member of minor diameter.Therefore, the securing member that needs the ccontaining many vary in diameter of multiple arrangement.
U.S. Pat .4,197,886 (being presented to MacDonald) disclose a kind of securing member staple joint that is used for driven tool.Have big or than the quick removal feature of the securing member of minor diameter head, this joint can be dismantled from adapting pipe by allow changing different joints with ccontaining.
Summary of the invention
The object of the invention is to provide a kind of instrument that is suitable for releasably keeping securing member.Described instrument comprises drive part, and described drive part comprises and is suitable for contacting with securing member and forms a plurality of tool surfaces of contact-making surface.At least one polymer fastener engaging member is arranged in the groove of drive part, and extends above one or more tool surfaces.Described fastener engaging member is suitable for contacting with at least one surface on the securing member and forming contact-making surface, so that described securing member can releasably remain on the described drive part.
In one embodiment, described groove and described fastener engaging member are positioned at the central area of tool surfaces.The size of described central area can change, and its surface area can be greater than the surface area of groove and fastener engaging member.In one embodiment, described central area occupies about 70% mid portion between the Transition edges of tool surfaces of adjacency; More preferably, occupy about 50% mid portion between the Transition edges of tool surfaces of adjacency; Most preferably, occupy about 30% mid portion between the Transition edges of tool surfaces of adjacency.
Another object of the present invention is to provide a kind of drive part with a plurality of tool surfaces in the instrument pockets that is fit to be positioned at securing member.Described fastener engaging member be suitable for securing member in the instrument pockets at least one surface contact and form contact-making surface so that securing member can releasably remain on the drive part.Another purpose of the present invention is to provide a kind of instrument that has fastener engaging member, and it is suitable for locating around a part of securing member.
In one embodiment, single fastener engaging member only is connected to drive part at a tool surfaces place.In another embodiment, single fastener engaging member is connected on the drive part along the edge between the tool surfaces of two adjacency.Fastener engaging member also can extend along the distal end of instrument.
Fastener engaging member is arranged in the groove that is formed on drive part.Groove can be arranged on the tool surfaces or along the edge setting between the tool surfaces of two adjacency.Discontinuous groove can be arranged on a plurality of tool surfaces.In one embodiment, groove runs through drive part, so that fastener engaging member is arranged in groove, and extends two non-adjacent tool surfaces on the drive part.These two non-adjacent tool surfaces are preferably two apparent surfaces, so that opposite substantially and on same straight line in the extruding force on the fastener engaging member.
In one embodiment, girth member is set in polymeric material.Described girth member can be the elastomeric element of strain, for example spring members or wire, or rigid element basically.Described girth member extends one or more tool surfaces of drive part usually.In one embodiment, girth member extends above polymeric material.Described girth member also can be a rigidity.In described embodiment, the girth member of rigidity is moved (normally rotation) in the extruding of polymeric material.
Described polymeric material is chosen from nylon, polypropylene, polyvinyl chloride (PVC), third rare nitrile-butadiene-styrene (ABS), cellulose, acetyl group, polyethylene, fluoropolymer, Merlon, natural or synthetic rubber and adhesive.In one embodiment, described polymeric material comprises adhesive.Described polymeric material extends about 0.001 inch to 0.2 inch of described tool surfaces usually, but above-mentioned distance can be according to concrete application, and for example the kind of the kind of instrument, securing member and the material etc. of making securing member have bigger change.Described instrument is ball-point pen type instrument, torx
Screwdriver, square screwdriver, die nut, box spanner, flathead screwdriver, Karen Phillips screwdriver, open-ended spanner or socket wrench, and be suitable for other instruments of interlock girth member releasably.
Another purpose of the present invention is to provide a kind of instrument that is applicable to the securing member that has the instrument pockets.Described instrument comprises drive part, and it has a plurality of tool surfaces that are suitable for being positioned in the described instrument pockets.At least one elongated fastener is arranged in the groove of described drive part, and extends one or more tool surfaces.Described fastener engaging member is suitable for contacting with at least one surface in the described instrument pockets and forming contact-making surface, so that described securing member can releasably remain on the described drive part.
Described fastener engaging member can be made by polymeric material, metal, pottery or their mixture.Described fastener engaging member can be configured to helical spring, wire or band etc.Described fastener engaging member preferably includes the spring members that shape can produce the biasing force of pressing to described groove inner surface, and wherein said biasing force remains on described elongated fastener in the described groove.Polymeric material, for example adhesive can preferably be placed in the groove with elongated fastener.
Another purpose of the present invention is to provide a kind of method that forms instrument, and described instrument is suitable for releasably keeping securing member.Described method is included in one or more tool surfaces of drive part of described instrument and forms one or more grooves.At least one polymer fastener engaging member is arranged in each groove, makes described fastener engaging member extend one or more tool surfaces.
Described fastener engaging member can be to be molded in the described groove or to be inserted into polymeric material in the described groove.In one embodiment, the instrument pockets interlock mutually on described drive part and the described securing member.
Description of drawings
Fig. 1 a to Fig. 1 c shows according to instrument of the present invention.
Fig. 2 is the side cutaway view of the tool engaged with a fastener in accordance with the present invention among Fig. 1 a.
Fig. 3 is the side cutaway view of the tool engaged with a fastener in accordance with the present invention.
Fig. 4 a is the stereogram that has the instrument of fastener engaging member according to of the present invention.
Fig. 4 b is the side cutaway view of instrument among Fig. 4 a.
Fig. 5 a is the stereogram according to an instrument of the present invention, and this instrument has alternative fastener engaging member.
Fig. 5 b is the side cutaway view of instrument among Fig. 5 a.
Fig. 6 a is the stereogram that has the instrument of alternative fastener engaging member according to of the present invention.
Fig. 6 b is the side cutaway view of instrument among Fig. 6 a.
Fig. 7 a is the stereogram that has the instrument of alternative fastener engaging member according to of the present invention.
Fig. 7 b is the side cutaway view of instrument among Fig. 7 a.
Fig. 8 is the stereogram that has the instrument of alternative fastener engaging member according to of the present invention.
Fig. 9 a is the stereogram that has the instrument of elongated fastener according to of the present invention.
Fig. 9 b is the side cutaway view of instrument among Fig. 9 a.
Figure 10 a is the stereogram that has the instrument of alternative elongated fastener according to of the present invention.
Figure 10 b is the side cutaway view of instrument among Figure 10 a.
Figure 11 is a side view of a screwdriver incorporating a fastener engaging member in accordance with the present invention.
The side cutaway view of the screwdriver among Figure 12 and securing member interlock, Figure 11.
Figure 13 is the stereogram of an alternate screwdriver incorporating a fastener engaging member in accordance with the present invention.
The side cutaway view of screwdriver among Figure 14 and securing member interlock, Figure 13.
Figure 15 is the stereogram of an open-ended wrench incorporating a fastener engaging member in accordance with the present invention.
The vertical view of open-ended wrench among Figure 16 and securing member interlock, Figure 15.
Figure 17 is a perspective view of a socket wrench incorporating a fastener engaging member in accordance with the present invention.
Figure 18 is the side cutaway view of Figure 17 middle sleeve spanner.
Figure 19 a is the stereogram that has the instrument of the groove that holds fastener engaging member according to of the present invention.
Figure 19 b is the side cutaway view of instrument among Figure 19 a.
Figure 20 a is the stereogram that has the instrument of the groove that holds alternative fastener engaging member according to of the present invention.
Figure 20 b is the side cutaway view of instrument among Figure 20 a.
Figure 21 is the side view that has the screwdriver of the groove that comprises fastener engaging member according to of the present invention.
The side cutaway view of the screwdriver among Figure 22 and securing member interlock, Figure 21.
Figure 23 is the stereogram that has the Karen Phillips screwdriver of the groove that comprises fastener engaging member according to of the present invention.
Figure 24 is the stereogram that has the open-ended wrench of the groove that comprises fastener engaging member according to of the present invention.
Figure 25 is the stereogram that has the box spanner of the groove that comprises fastener engaging member according to of the present invention.
Figure 26 is the side cutaway view of Figure 25 middle sleeve spanner.
The specific embodiment
Fig. 1 a-1c shows each view according to instrument 20 of the present invention.In an illustrated embodiment, instrument 20 is die nuts, and the one end has standard hex drive part 22, and the other end has ball-point pen type drive part 24.This ball-point pen type drive part 24 is traditional ball-point pen type instruments or at U.S. Pat .5, disclosed torx in 251,521
Screwdriver.
This drive part 22 comprises six tool surfaces 26 (only showing three surfaces wherein among the figure), and they are used to form and the contacted contact-making surface of securing member (referring to Fig. 2).Herein, " drive part " is meant the part with securing member interlock or the tool surfaces that cooperates.To change according to the design of tool surfaces and the structure of securing member by a specific torque value that tool surfaces transmitted.Transmit the particular location of moment of torsion on tool surfaces, also the method difference according to tool using changes.For example, the more lip-deep specifically zone of biting instrument is used for driving in one direction securing member, and some other zone, is used for driving in the opposite direction securing member.On some drive parts, exist some and transmit the tool surface areas that seldom or not transmits moment of torsion, for example distal end of die nut or screwdriver to securing member.
In the embodiment shown, drive part 22 comprises at least one polymer fastener engaging member 28.These fastener engaging member 28 long enoughs extending tool surfaces 26, thereby releasably remain to securing member on the drive part 22.Each fastener engaging member 28 is preferably only on the tool surfaces 26 or transition portion between the tool surfaces 26 of two adjacency or the discontinuous construction on the edge.As discussed herein, a plurality of fastener engaging members can be positioned at a plurality of positions of the single drive part of instrument.
Fastener engaging member 28 is arranged in the groove on the tool surfaces 26.Because groove can weaken drive part 22 usually, preferably make the size of the number of groove and each groove all as far as possible little.Here " groove " mentioned is meant hole, slit, pit, otch, groove or other openings in one or more tool surfaces, and therefore, single continuous groove can not extend along all tool surfaces.
For most of instruments, transmit the transition part office of most of moment of torsion between adjacent tool surfaces 26.For screwdriver, most of moment of torsion transmits (referring to Figure 11) along the edge of straight portion 132.Therefore, fastener engaging member 28 is preferably placed at the central area of tool surfaces 26, so that minimise wear.In other embodiments, fastener engaging member 28 along the cross section of two adjacent tool surfaces and be provided with, may be had some advantages.
Employed here tool surfaces " central area " is meant substantially apart from the zone of the equidistant drive part of Transition edges of the tool surfaces of adjacency.The size of this central area can change, and surface area is bigger than the surface area of groove and fastener engaging member.In one embodiment, the central area occupies about 70% mid portion between the Transition edges of tool surfaces of adjacency, more preferably occupy about 50% mid portion between the Transition edges of tool surfaces of adjacency, most preferably occupy 30% mid portion between the Transition edges of tool surfaces of adjacency.
Fig. 2 is and securing member 34 side cutaway view of the instrument 20 among Fig. 1 a-1c of interlock mutually.Securing member 34 comprises the instrument pockets 36 with a plurality of inner surfaces 38.In the embodiment shown, this instrument pockets 36 comprise with drive part 22 on six tool surfaces, 26 basic six corresponding surfaces.
The drive part 22 of instrument 20 forms the instrument pockets 36 contacted contact-making surfaces 40 with securing member 34." contact-making surface " described here is meant in the drive part of fastener engaging member, instrument and the contact of the point between the securing member, line contact or face contact.In certain embodiments, contact-making surface can be interference engagement or frictional fit.In the embodiment shown in Figure 2, contact-making surface 40 comprises tool surfaces 26, and with securing member on inner surface 38 contacted fastener engaging members 28.
In order to realize and the interlock and the disengagement of securing member 34 that the cross section of drive part 22 is littler than the cross section of instrument pockets 36.Between the inner surface 38 of drive part 22 and securing member 34, there is gap 42.The size in gap 42 changes according to the kind of instrument and the kind of securing member.Gap 42 is different everywhere at the periphery around drive part 22.For example, compare with other tool surfaces 26, the gap 42 at tool surfaces 26 places at fastener engaging member 28 places is generally greater.
For mass-produced low-cost securing member, gap 42 is sufficiently big usually, so that securing member 34 can break away from drive part 22 easily.Polymer fastener engaging member 28 is positioned at contact-making surface 40 places, be used for securing member 34 on one or more inner surfaces 38 interlock mutually.After the interlock, the frictional fit of one or more inner surfaces 38 of fastener engaging member 28 and tool surfaces 26 formation and securing member 34.Fastener engaging member 28 preferably can strain.But the distortion of fastener engaging member 28 allows not hard just interlock and the disengagement of securing member 34 and drive part 22.But fastener engaging member 28 must have enough elasticity that securing member 34 is remained on the drive part 22, prepares they are separated up to the operator.
Fig. 3 be according to the present invention, with securing member 50 cutaway view of an embodiment of the drive part 24 of interlock mutually.Securing member 50 comprises an instrument pockets 52 with a plurality of inner surfaces 54.In addition, the number of inner surface 54 is usually corresponding to the number of the tool surfaces on the drive part 24 32.In the embodiment shown in fig. 3, drive part 24 comprises a pair of opposite polymer fastener engaging member 56,58 at contact-making surface 60 places between drive part 24 and securing member 50.This fastener engaging member 56,58 and one or more inner surface 54 form frictional fit, thereby releasably securing member 50 are remained on the drive part 24. Fastener engaging member 56,58 is preferably placed on the opposite tool surfaces 32, thereby it is opposite substantially and on same straight line to act on synthetic extruding force on the fastener engaging member.In another embodiment, fastener engaging member 56,58 can be the single polymeric material (for example referring to Figure 12) that is arranged in the through hole that runs through drive part 24.
Fig. 4 a and 4b illustrate according to instrument 68 of the present invention, and it has the drive part 70 of band polymer fastener engaging member 72.Drive part 70 has six tool surfaces (jointly with Reference numeral 74 representative), and three tool surfaces 74a, 74b wherein and 74c are shown in Fig. 4 a.Fastener engaging member 72 is positioned in the groove 76 that is arranged in tool surfaces 74a central area.
In the embodiment shown, groove 76 is for being formed on the hole in the drive part 70.Top surface 78 extension on tool surfaces 74a of fastener engaging member 72.For the application of a typical die nut, top surface 78 is about 0.001 to 0.2 inch place, top of tool surfaces 74a.Above-mentioned size can wait according to tool size, with the size and the weight of maintained securing member and the material that will make securing member and change.Groove 76 is generally cylindrical shape, but also can use the groove of other different shape to keep fastener engaging member 72, comprises hemispherical or shaped form groove, cone-shaped groove, frustum of a cone connected in star, hex-shaped recess etc.
The moment of torsion transfer capability that groove 76 has weakened instrument 68 is set in drive part 70.Therefore, preferably make groove 76 as far as possible little.For the application of hex wrench, the diameter of groove 76 is between 0.10 to 0.2 inch.Also can be according to tool size, with the size and the weight of maintained securing member, will make the material of fastener engaging member 72 and will make material of securing member etc., change above-mentioned size.Because most moment of torsion transmits edge 80a, 80b and the 80c place that occurs between the tool surfaces 74, the groove 76 that is used for fastener engaging member 72 is preferably placed at the central area of one of them tool surfaces of tool surfaces 74.
The explanation of Fig. 5 a and 5b example according to the present invention, have an alternative instrument 88 of fastener engaging member 90.Fig. 5 b is clearly shown that girth member 92 is arranged in polymeric material 94.Girth member 92 preferably has elasticity.In the embodiment of Fig. 5 a and 5b, girth member 92 extends to the top surface 98 of fastener engaging member 90 always from the bottom of groove 96.Securing member 92 can be various materials, the material that for example different polymeric materials, wire or other can strains.In another embodiment, workpiece 92 is a rigid material, and does not have elasticity basically, but can rotate among polymeric material 94 or mobile.
The explanation of Fig. 6 a and 6b example according to the present invention, have an alternative instrument 99 of fastener engaging member 100.Fig. 6 b clearly illustrates that girth member 102 extends the top surface 104 that is formed by polymeric material 106.Top surface 104 can be contour with top surface 74a, or exceed top surface 74a, perhaps is lower than top surface 74a.In one embodiment, girth member 102 is the principal organ that are used to form with the contacted contact-making surface of securing member.In another embodiment, girth member 102 and polymeric material 106 collaborative formation and the contacted contact-making surface of securing member.
The explanation of Fig. 7 a and 7b example according to the present invention, have an alternative instrument 108 of fastener engaging member 110.Fig. 7 b clearly illustrates that fastener engaging member 110 comprises helical spring 112, and it is arranged in the groove 114 that is formed on the tool surfaces 74a.In the embodiment shown, groove 114 is holes.In one embodiment, elastomeric material, for example adhesive is placed in the groove 114 together with spring 112.Elastomeric material remains on spring 112 in the groove 114, and replenishes the spring force that has increased spring 112.Suitable bonding comprises heat cure or thermoplastic adhesives, radiation-curing binders, by activating solvent adhesive and their combination.
Fig. 8 example explanation according to the present invention, have an alternative instrument 120 of fastener engaging member 122.Fastener engaging member 122 is in being formed on the tool surfaces 74a that adjoins two adjacency, the groove at 80a place, edge between the 74b.In the embodiment of Fig. 8, fastener engaging member 122 extends from tool surfaces 74a, the 74b of two adjacency simultaneously.Because most of moment of torsion transmits along the edge between the tool surfaces of adjacency, fastener engaging member 122 suffers more wearing and tearing than those fastener engaging members of the central area that is positioned at tool surfaces 74a, 74b.
Fig. 9 a and 9b example explanation fastener engaging member 202 are the alternative instrument 200 of elongated member.Here " elongated fastener " of indication is meant that length and cross-section lengths ratio (" aspect ratio ") are at least 5 structure, for example metal wire structure or band structure.This elongated fastener can be made by metal, plastics, pottery or their mixture.In the embodiment of Fig. 9 a and 9b, fastener engaging member 202 is V-type wires 204, and it has from groove 208 and extends to the shank 206 that is higher than tool surfaces 74a.Inner surface 212 interlocks of the preferred and groove 208 of shank 210.The diameter of this V-type wire 204 can change according to concrete application.For the instrument of some minor diameters, the diameter of wire 204 is between 0.001 to 0.002 inch.In some applications, polymeric material, for example adhesive is used for assisting fastener engaging member 202 is remained in the groove 208 alternatively.In other were used, less the making of tool sizes do not need to use together polymeric material and wire.
Figure 10 a and 10b example explanation fastener engaging member 222 is an elongated member, for example is the metal wire structure made by metal, plastics, pottery or their mixture or the alternative instrument 220 of band structure.In the embodiment of Figure 10 a and 10b, fastener engaging member 222 is to have and the inner surface 228 of groove 230 metal wire structure or the band structure of the bending 226 of interlock mutually.The shape of fastener engaging member can produce the pushing force of the inner surface 228 of pressing to groove 230.This bending 226 acts on the elastic force on the inner surface 228 of groove 230, is enough to fastener engaging member 222 is remained in the groove 230.Distal end 232 wiry is extended groove 230, and extends tool surfaces 74a, with the securing member interlock.The diameter of wire 204 can change according to concrete application.Polymeric material, for example adhesive is used for assisting fastener engaging member 202 is remained in the groove 208 alternatively.
The explanation of Figure 11 and 12 examples according to the present invention, have a screwdriver 130 of the drive part 132 that comprises fastener engaging member 134.In the example embodiment of institute, fastener engaging member 134 is placed in the groove 138, and this groove 138 runs through the whole thickness of the straight portion 136 of drive part 132.That is, groove 138 is the through holes in the straight portion 136.Groove 138 is preferably placed at the central area of straight portion 136, departs from out the edge that transmits most of moment of torsion.
Clearly illustrate that as Figure 12 fastener engaging member 134 contacts with the opposite inner face 142 of instrument pockets 144 and securing member 146 and forms contact-making surface 140.Fastener engaging member 134 produces opposite power 148 among instrument pockets 144.
Disclosed here any fastener engaging member is applicable to screwdriver 130.In another embodiment, groove 138 extends into but does not run through straight portion 136.Fastener engaging member 134 can be positioned at the one or both sides of drive part 132.In one embodiment, a plurality of fastener engaging members 134 are positioned on the side of straight portion 136.
Figure 13 and 14 example shows according to alternate screwdriver 150 of the present invention, that comprise a pair of fastener engaging member 152,154.Drive part 156 is star-like screwdriver or Karen Phillips screwdriver.Although fastener engaging member 152,154 can be positioned on the surface or their aggregate surface of arbitrary number of drive part, they are preferably placed on the opposed surface of drive part 156.The inner surface 160 of the instrument pockets 162 in fastener engaging member 152,154 and the securing member 164 contacts and forms contact-making surface 158.
The explanation of Figure 15 and 16 examples is according to open-ended wrench 170 of the present invention, the fastener engaging member 172,174 that comprises.Drive part 176 comprises a plurality of tool surfaces 178 (referring to Figure 16) that are suitable for holding securing member 180.Fastener engaging member 172,174 and securing member 180 are compressed, and make securing member 180 releasably remain in the drive part 176 by contact-making surface 182.The arbitrary number disclosed herein or the fastener engaging member of structure are applicable to described spanner 170.
Figure 17 and the explanation of 18 examples are according to box spanner 250 of the present invention, that comprise fastener engaging member 252,254.Drive part 256 comprises a plurality of tool surfaces 258 (referring to Figure 18) that are suitable for holding securing member 260.Fastener engaging member 252,254 and securing member 260 are compressed, and make securing member 260 releasably remain in the drive part 256 by contact-making surface 262.The arbitrary number disclosed herein or the fastener engaging member of structure also are suitable for described box spanner 250.
Figure 19 a and the explanation of 19b example are according to instrument 368 of the present invention, that have the drive part 370 that comprises polymer fastener engaging member 372.Drive part 370 has six tool surfaces (jointly being called Reference numeral 374), and wherein, tool surfaces 374a, 374b, 374c and 374d be the example explanation in Figure 19 a and 19b.
Clearly illustrate among Figure 19 b that fastener engaging member 372 is arranged in the groove 376 that is formed on drive part 370.Groove 376 runs through the whole width of instrument 368 from tool surfaces 374a to tool surfaces 374d.Top surface 378a, the 378b of fastener engaging member 372 extend tool surfaces 374a, 374d.In the example embodiment of institute, groove 376 also extends to the distal end 371 of instrument 368.Fastener engaging member 372 can extend the surface of the distal end 371 of instrument 368, also can not extend the surface of the distal end 371 of instrument 368.In the example embodiment of institute, fastener engaging member 372 extends two non-adjacent surperficial 374a and 374d, and the distal end 371 of extending instrument 368 alternatively.
For the application of typical die nut, top surface 378a, 378b exceed about 0.001 to 0.2 inch of tool surfaces 374a, 374d.Can wait according to tool size, with the size and the weight of the securing member that keeps and the material that will make securing member and change above-mentioned size.Groove 376 has rectangle, triangle, semicircle or each other rule or irregular shape.
In drive part 370, form groove 376, weakened the moment of torsion transfer capability of instrument 368.Therefore, preferably make groove 376 as far as possible little.When using hex wrench, the Breadth Maximum of groove 376 is between 0.10 to 0.2 inch.Also can wait and change above-mentioned size according to tool size, with the size and the weight of the securing member that keeps, the material that will make the material of fastener engaging member 372 and will make securing member.Because edge 380a, 380b and the 380c place of most moment of torsion between tool surfaces 374 transmits, so the groove 376 of fastener engaging member 372 is preferably placed in the central area of a tool surfaces of tool surfaces 374.
Figure 20 a and the explanation of 20b example are according to alternative instrument 388 of the present invention, and this instrument 388 has the fastener engaging member 390 that is arranged in groove 396.Groove 396 extends along the tool surfaces 374a and the distal end 391 of instrument 388.In one embodiment, girth member 392 is arranged in polymeric material 394.Girth member 392 preferably has elasticity.In the embodiment of Figure 20 a and 20b, girth member 392 extends to the top surface 398 of fastener engaging member 390 always from the bottom of groove 396.Securing member 392 can be various materials, the material that for example different polymeric materials, wire or other can strains.In another embodiment, workpiece 392 is a rigid material, and does not have elasticity basically, but can rotate among polymeric material 394 or mobile.
Figure 21 and the explanation of 22 examples are according to screwdriver of the present invention, and it has the drive part 432 of fastener engaging member 434.In the embodiment shown, fastener engaging member 434 is placed in the groove 438, and this groove 438 extends to the distal end 433 of instrument and runs through the whole thickness of the straight portion 436 of drive part 432.Figure 22 clearly illustrates that fastener engaging member 434 forms contact-making surface 440 with the opposite inner face 442 of instrument pockets 444 and securing member 446.Fastener engaging member 434 produces opposite power 448 between instrument pockets 444.
Any one fastener engaging member disclosed herein all is suitable for above-mentioned screwdriver.In another embodiment, groove 438 extends into but does not run through straight portion 436 (for example referring to Figure 20 b).Fastener engaging member 434 can be positioned at the one or both sides of drive part 432.In one embodiment, a plurality of fastener engaging members 434 are arranged in along a plurality of grooves 438 of a side of straight portion 436.
Figure 23 example shows according to the alternate screwdriver 150 that comprises according to a plurality of fastener engaging members 452,454 of the present invention and 466 of the present invention.Drive part 456 is star-like screwdriver or Karen Phillips screwdriver.Although fastener engaging member 452,454 and 466 can be positioned on the surface of any number of drive part or on the surface of their combinations, they are preferably placed in the groove in the groove that is formed on drive part 456.Fastener engaging member 452,454 and 466 and securing member 464 in the inner surface 460 of instrument pockets 462 form contact-making surfaces 458.
Figure 24 example illustrates open-ended spanner 470, and it comprises the fastener engaging member 472,474 in the groove 480 on the tool surfaces 478 that is formed on drive part 476.Groove 480 preferably extends to the distal end 471 of tool surfaces 478.Groove 480 can partly extend to (referring to Figure 20 b) in the tool surfaces 478, or fully runs through tool surfaces 478 (referring to Figure 19 b).
Fastener engaging member 472,474 and securing member 180 are compressed (referring to Figure 16), make securing member 180 releasably remain in the drive part 476.The arbitrary number disclosed herein or the fastener engaging member of structure also are applicable to described spanner 470.
Figure 25 and the explanation of 26 examples are according to box spanner 550 of the present invention, and it comprises the fastener engaging member 552,554 that is arranged in groove 564.In the example embodiment of institute, groove 564 extends to the distal end 555 of box spanner 550.Drive part 556 comprises a plurality of tool surfaces 558 (referring to Figure 26) that are suitable for holding securing member 560.Fastener engaging member 552,554 and securing member 560 are compressed, and make securing member 560 releasably remain in the drive part 556 at contact-making surface 562 places.Groove 564 can partly extend to (referring to Figure 20 b) in the tool surfaces 558, or fully runs through tool surfaces 558 (referring to Figure 19 b).The arbitrary number disclosed herein or the fastener engaging member of structure also are applicable to described box spanner 550.
Although the instrument here generally is a hand tools, the many instruments (or derivatives thereof) in these instruments can be connected to Vidacare corp for example on the electric drill.For example, die nut, ball-point pen type instrument, box spanner and screwdriver disclosed herein all can be designed to the annex of electric drill.The present invention includes the purposes of the described instrument that combines with Vidacare corp.
As a reference, introduce patent and patent application disclosed herein, be included in the content that the background of invention part is proposed.Although show and described specific embodiments of the invention, be to be understood that only designed, many possible exemplary concrete structure in purport of the present invention is used of these embodiment herein.For those of ordinary skills, can not depart from scope and spirit of the present invention according to above-mentioned purport and design a lot of modified structures.
Claims
(according to the modification of the 19th of treaty)
1. instrument that is suitable for releasably keeping securing member comprises:
Drive part, it comprises and a plurality ofly is suitable for contacting with securing member and forms the tool surfaces of contact-making surface; With
At least one polymer fastener engaging member, it is arranged in the groove on the one or more described tool surfaces that is formed on described drive part, rather than is formed in the distal end of described drive part; And described polymer fastener engaging member extends above one or more tool surfaces, and is suitable for contacting with at least one surface on this securing member and forming contact-making surface, so that securing member can releasably remain on this drive part.
2. instrument as claimed in claim 1 is characterized in that described groove is positioned at the central area of tool surfaces substantially.
3. instrument as claimed in claim 2 is characterized in that, it is big that the surface area of the described fastener engaging member of surface area ratio of described central area is wanted.
4. instrument as claimed in claim 2 is characterized in that, described central area occupies the mid portion of about 70% between the Transition edges of adjacent tool surfaces.
5. instrument as claimed in claim 2 is characterized in that, described central area occupies the mid portion of about 50% between the Transition edges of adjacent tool surfaces.
6. instrument as claimed in claim 1 is characterized in that, described groove is along the edge setting between two adjacent tool surfaces.
7. instrument as claimed in claim 1 is characterized in that, each in a plurality of discontinuous fastener engaging members all is located in the discontinuous groove that forms in the described drive part.
8. instrument as claimed in claim 1 is characterized in that fastener engaging member is molded in the described groove.
9. instrument as claimed in claim 1 is characterized in that described groove comprises the hole of running through described drive part, it is characterized in that, described fastener engaging member extends two non-adjacent tool surfaces on the described drive part.
10. instrument as claimed in claim 1 comprises the groove that runs through this drive part, and described fastener engaging member is arranged in described groove, and extends two non-adjacent tool surfaces on this drive part.
11. instrument as claimed in claim 1 is characterized in that, described fastener engaging member has the frictional fit with described drive part.
12. instrument as claimed in claim 1 is characterized in that, described fastener engaging member is adhered on the described drive part.
13. instrument as claimed in claim 1 comprises the girth member that is arranged in described polymer fastener engaging member.
14. instrument as claimed in claim 13 is characterized in that, described girth member comprises spring members or wire.
15. instrument as claimed in claim 13 is characterized in that, described girth member extends one or more tool surfaces of described drive part.
16. instrument as claimed in claim 13 is characterized in that, one or more tool surfaces that described girth member and described polymer fastener engaging member both extend described drive part.
17. instrument as claimed in claim 1; it is characterized in that described polymeric material is chosen from nylon, polypropylene, polyvinyl chloride (PVC), third rare nitrile-butadiene-styrene (ABS), cellulose, acetyl group, polyethylene, fluoropolymer, Merlon, natural or synthetic rubber and adhesive.
18. instrument as claimed in claim 1 is characterized in that, described polymeric material extends about 0.001 inch to 0.2 inch of described tool surfaces.
19. instrument as claimed in claim 1 is characterized in that, described drive part is ball-point pen type instrument, torx
A kind of in screwdriver, square screwdriver, die nut, box spanner, flathead screwdriver, Karen Phillips screwdriver, open-ended spanner or the socket wrench.
20. instrument as claimed in claim 1 is characterized in that, described drive part comprise a plurality of be suitable for described securing member on the instrument pockets tool surfaces of interlock mutually.
21. a formation is suitable for releasably keeping the method for the instrument of securing member, it may further comprise the steps:
In one or more tool surfaces of the drive part of described instrument, rather than, form one or more grooves in the distal end of the drive part of described instrument; With
At least one polymer fastener engaging member is arranged in each groove, makes described fastener engaging member extend one or more tool surfaces.
22. method as claimed in claim 21 is characterized in that, described fastener engaging member comprises the polymeric material that is molded in the described groove.
23. method as claimed in claim 21 is characterized in that, inserts girth member in described polymeric material.
24. method as claimed in claim 21 is characterized in that, described fastener engaging member comprises the polymeric material that presses in the described groove.
25. method as claimed in claim 21 comprises the instrument pockets interlock mutually that makes on described drive part and the described securing member.
26. a device, wherein first assembly is suitable for releasably keeping second assembly, and this device comprises:
First assembly, it comprises and a plurality ofly is suitable for contacting with described second assembly and forms the tool surfaces of contact-making surface; With
At least one polymer engaging member, it is connected on one or more tool surfaces of described first assembly, rather than be connected to the distal end of described first assembly, and extend one or more tool surfaces, and be suitable for contacting with at least one surface on described second assembly and forming contact-making surface, so that described second assembly releasably remains on described first assembly.
27. device as claimed in claim 26 is characterized in that, described first assembly comprises instrument.
28. device as claimed in claim 26 is characterized in that, described second assembly comprises securing member.
29. a method that forms contact-making surface between first assembly and second assembly may further comprise the steps:
Form first assembly, described first assembly has and a plurality ofly is suitable for contacting with second assembly and forms the tool surfaces of contact-making surface;
At least one polymer engaging member is connected on one or more tool surfaces of described first assembly, rather than is connected to the distal end of described first assembly, make described polymer engaging member extend one or more tool surfaces; With
Make described first assembly and the described second assembly interlock, so that form contact-making surface between at least one surface on described second assembly and at least one tool surfaces, thereby described second assembly releasably remains on described first assembly.
Claims (36)
1. instrument that is suitable for releasably keeping securing member comprises:
Drive part, it comprises and a plurality ofly is suitable for contacting with securing member and forms the tool surfaces of contact-making surface; With
At least one polymer fastener engaging member, it is arranged in the groove of described drive part, and extend one or more tool surfaces, and be suitable for contacting with at least one surface on the securing member and forming contact-making surface, securing member can releasably be remained on the described drive part.
2. instrument as claimed in claim 1 is characterized in that described groove is positioned at the central area of tool surfaces substantially.
3. instrument as claimed in claim 2 is characterized in that, the surface area of the described fastener engaging member of surface area ratio of described central area is big.
4. instrument as claimed in claim 2 is characterized in that, described central area occupies the mid portion of about 70% between the Transition edges of adjacent tool surfaces.
5. instrument as claimed in claim 2 is characterized in that, described central area occupies the mid portion of about 50% between the Transition edges of adjacent tool surfaces.
6. instrument as claimed in claim 1 is characterized in that, described fastener engaging member is arranged on the described drive part along the edge between two adjacent tool surfaces.
7. instrument as claimed in claim 1 is characterized in that, each in a plurality of discontinuous fastener engaging members all is arranged in the discontinuous groove of described drive part.
8. instrument as claimed in claim 1 is characterized in that, fastener engaging member is molded in the groove in the described drive part.
9. instrument as claimed in claim 1 is characterized in that, described fastener engaging member is arranged in the groove that is formed at least one tool surfaces and instrument distal end.
10. instrument as claimed in claim 1 comprises the groove that runs through described drive part, it is characterized in that, described fastener engaging member is arranged in described groove, and extends two non-adjacent tool surfaces on the described drive part.
11. instrument as claimed in claim 1 is characterized in that, described fastener engaging member has the frictional fit with described drive part.
12. instrument as claimed in claim 1 is characterized in that, described fastener engaging member is adhered on the described drive part.
13. instrument as claimed in claim 1 comprises the girth member that is arranged in described polymer fastener engaging member.
14. instrument as claimed in claim 13 is characterized in that, described girth member comprises spring members or wire.
15. instrument as claimed in claim 13 is characterized in that, described girth member extends one or more tool surfaces of described drive part.
16. instrument as claimed in claim 13 is characterized in that, one or more tool surfaces that described girth member and described polymer fastener engaging member both extend described drive part.
17. instrument as claimed in claim 1; it is characterized in that described polymeric material is chosen from nylon, polypropylene, polyvinyl chloride (PVC), third rare nitrile-butadiene-styrene (ABS), cellulose, acetyl group, polyethylene, fluoropolymer, Merlon, natural or synthetic rubber and adhesive.
18. instrument as claimed in claim 1 is characterized in that, described polymeric material extends about 0.001 inch to 0.2 inch of described tool surfaces.
19. instrument as claimed in claim 1, it is characterized in that described drive part is a kind of in ball-point pen type instrument, torx screwdriver, square screwdriver, die nut, box spanner, flathead screwdriver, Karen Phillips screwdriver, open-ended spanner or the socket wrench.
20. instrument as claimed in claim 1 is characterized in that, described drive part be suitable for securing member on the interlock mutually of instrument pockets.
21. an instrument that is suitable for the securing member of instrument pockets comprises:
Drive part, it comprises a plurality of tool surfaces that are suitable for being positioned in the described instrument pockets; With
At least one polymer fastener engaging member, it is arranged in the groove of described drive part, and extend one or more tool surfaces, and be suitable for contacting with at least one surface in the described instrument pockets and forming contact-making surface, securing member can releasably be remained on the described drive part.
22. an instrument that is suitable for having the securing member of instrument pockets comprises:
Drive part, it comprises a plurality of tool surfaces that are suitable for being positioned in the described instrument pockets;
At least one is positioned at the groove on the tool surfaces; With
At least one elongated fastener, it is arranged in the groove of described drive part, and extend above one or more tool surfaces, and be suitable for contacting with at least one surface in the described instrument pockets and forming contact-making surface, so that described securing member can releasably remain on the described drive part.
23. instrument as claimed in claim 22 is characterized in that, described fastener engaging member comprises polymeric material.
24. instrument as claimed in claim 22 is characterized in that, described fastener engaging member comprises helical spring.
25. instrument as claimed in claim 22 is characterized in that, described fastener engaging member comprises wire.
26. instrument as claimed in claim 22, it is characterized in that, described fastener engaging member comprises spring members, and the shape of described spring members can produce the pushing force of the inner surface that presses described groove, and described biasing force remains on described elongated fastener in the described groove.
27. instrument as claimed in claim 22 comprises with described elongated fastener being placed in polymeric material in the described groove.
28. instrument as claimed in claim 22 is characterized in that, described groove is positioned at the central area of tool surfaces substantially.
29. instrument as claimed in claim 22 is characterized in that, the surface area of described central area is greater than the surface area of described fastener engaging member.
30. instrument as claimed in claim 22 is characterized in that, described central area occupies the mid portion of about 70% between the Transition edges of adjacent tool surfaces.
31. instrument as claimed in claim 22 is characterized in that, described central area occupies the mid portion of about 50% between the Transition edges of adjacent tool surfaces.
32. a formation is suitable for releasably keeping the method for the instrument of securing member, may further comprise the steps:
On one or more tool surfaces of the drive part of described instrument, form one or more grooves; With
At least one polymer fastener engaging member is arranged in each groove, makes described fastener engaging member extend above one or more tool surfaces.
33. method as claimed in claim 32 is characterized in that, described fastener engaging member comprises the polymeric material that is molded in the described groove.
34. method as claimed in claim 32 is characterized in that, inserts girth member in described polymeric material.
35. method as claimed in claim 32 is characterized in that, described fastener engaging member comprises the polymeric material that presses in the described groove.
36. method as claimed in claim 32 comprises the instrument pockets interlock mutually that makes on described drive part and the described securing member.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/087,884 | 2002-03-01 | ||
| US10/087,884 US6681662B2 (en) | 2002-03-01 | 2002-03-01 | Tool with fastener engaging member |
| US10/302,613 | 2002-11-22 | ||
| US10/302,613 US6684741B2 (en) | 2002-03-01 | 2002-11-22 | Tool with fastener engaging member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1533319A true CN1533319A (en) | 2004-09-29 |
Family
ID=27791183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA038006898A Pending CN1533319A (en) | 2002-03-01 | 2003-02-10 | Tool with fastener engaging member |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN1533319A (en) |
| AU (1) | AU2003216216A1 (en) |
| WO (1) | WO2003074231A2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107717815A (en) * | 2016-08-10 | 2018-02-23 | 富泰华工业（深圳）有限公司 | A kind of screwdriver head and the electric screw driver with the screwdriver head |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4823652A (en) * | 1987-05-18 | 1989-04-25 | Morrissey William P | Nut grabber |
| US5237893A (en) * | 1990-05-22 | 1993-08-24 | Textron Inc. | Driver with fastener retention means |
| DE9310668U1 (en) * | 1992-08-17 | 1993-11-04 | Leibinger Gmbh | screwdriver |
| US5323672A (en) * | 1992-11-25 | 1994-06-28 | Skiba Carl E | Locking assembly for maintaining a box wrench engaged with a bolthead |
| DE29708764U1 (en) * | 1997-05-16 | 1997-07-17 | Hahn Willi Gmbh | screwdriver |
| DE10040709A1 (en) * | 2000-08-17 | 2002-03-07 | Holland Letz Felo Werkzeug | holder |
-
2003
- 2003-02-10 WO PCT/US2003/003929 patent/WO2003074231A2/en not_active Application Discontinuation
- 2003-02-10 AU AU2003216216A patent/AU2003216216A1/en not_active Abandoned
- 2003-02-10 CN CNA038006898A patent/CN1533319A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107717815A (en) * | 2016-08-10 | 2018-02-23 | 富泰华工业（深圳）有限公司 | A kind of screwdriver head and the electric screw driver with the screwdriver head |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2003216216A1 (en) | 2003-09-16 |
| AU2003216216A8 (en) | 2003-09-16 |
| WO2003074231A2 (en) | 2003-09-12 |
| WO2003074231B1 (en) | 2004-02-26 |
| WO2003074231A3 (en) | 2003-12-31 |
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