CN1058081C

CN1058081C - Double-bull's eye structure for dart target

Info

Publication number: CN1058081C
Application number: CN95107567A
Authority: CN
Inventors: 黄椿木
Original assignee: Echowell Electronic Co Ltd
Current assignee: Echowell Electronic Co Ltd
Priority date: 1995-07-14
Filing date: 1995-07-14
Publication date: 2000-11-01
Anticipated expiration: 2015-07-14
Also published as: CN1140830A

Abstract

The present invention relates to a double-blank structure for a dart target. The double-blank structure is combined on a target frame which has a central inner ring. The double-blank structure comprises a lower part of a blank, an external blank and an internal blank, wherein the lower part of a blank has an upper end and a lower end, and the lower part of a blank is clamped on the central inner ring; the external blank is sheathed on the lower part of a blank from the upper end; the internal blank passes through the center of the lower part of a blank from the upper end, and is clamped on the lower part of a blank. The double-blank structure of the present invention has the advantage that the present invention can be inserted in a target frame easily.

Description

Two target center structures of arrow target

The present invention relates to a kind of pair of target center structure, especially a kind of two target center structures of arrow target.

Arrow target is a kind of amusement equipment that is rich in entertaining, and it mainly comprises an arrow target panel, is divided into the zone that several represent different scores with a plurality of concentric circles with radiation-like radius picture on the panel, draws in the panel centre and tells a border circular areas as target center.

All only has single target center on the early stage arrow target panel, afterwards in order to increase the interest of recreation, just two target center structures have been produced, so-called two target center structure is the littler zone of drawing again in the scope of original single target center, make original single target center become two concentric circular regions, and the goals for of outside annular section (outer target center) representative lacks than the mark of interior circle zone (interior target center) representative, so just more can distinguish the accuracy of bid, has also increased the interest of playing.

No. 80214756 Taiwan patent application case, No. 4586716 and the 5193817th United States Patent (USP) all are relevant two target center structures.Described pair of target center structure of No. 4586716 United States Patent (USP) is the interior target center be combined into that is had key by the cylindrical outer target center and that has keyway in.No. 80214756 Taiwan patent application case and described pair of target center structure of No. 5193817 United States Patent (USP) are that a little annulate lamellae is nested in the hollow ring frame, again described hollow ring frame is embedded in the big annulate lamellae, with screw hollow ring frame is fixed on the target body framework then, because its assembling must use screw to fix, so this class arrow target production installation time is long and human cost is high.

Main purpose of the present invention provides a kind of two target center structures that do not need with the fixing arrow target of screw.

Two target center structures of arrow target of the present invention are incorporated into the target frame, and this target frame has intracardiac ring in, and described pair of target center structure comprises target center in an outer target center and, be characterized in, also comprise: part under the target center, it has a upper end and a lower end, under the described target center part be fastened in described in the intracardiac ring; Described outer target center is sheathed on from described upper end under the described target center on the part; Target center passes part central authorities under the described target center in described from described upper end, and is arranged under the described target center on the part.

The further characteristics of described pair of target center structure are, part is a tube-like piece under the described target center, described tube-like piece outer surface is around shoulder in the middle of a bottom round flange and, there are an axial groove and a radial depressions place in pipe fitting inside, described bottom round flange has a plurality of extensions, and each described extension respectively has a perforation; Described extension number is three, described outer target center is a ring bodies, and described ring bodies sidewall has a plurality of axial recesses, can mesh with described extension, described ring bodies also comprises a plurality of foots, each foot pass respectively by described extension between put the recess that forms; Intracardiac ring has a plurality of depressions in described, can be connected in respectively on a plurality of described extensions; Described a plurality of extension has a perforation respectively; Described outer target center is a ring bodies, and described ring bodies sidewall has a plurality of axial recesses, can mesh with described a plurality of extensions, and described ring bodies also comprises a plurality of foots, can pass described a plurality of perforation respectively; Target center comprises a hollow circular cylinder and a ring portion in described, the damaged surface of described hollow circular cylinder is provided with a projection, hollow circular cylinder can enter the inside of described pipe fitting along the axial groove of part under the target center, described projection can be fastened in the described radial depressions by rotation, and described ring portion is protruding to be exposed on the surface of external target heart ring bodies.

Below by preferred embodiment and specify the present invention in conjunction with the accompanying drawings.

Fig. 1 is the schematic perspective view of of the present invention pair of target center structure;

Fig. 2 A and 2B are the cutaway views that the interior target center assembling process of of the present invention pair of target center structure is shown;

Fig. 3 A, 3B and 3C are the stereograms of the two target center structural group process of assembling of the present invention;

Fig. 4 is the three-dimensional exploded view of of the present invention couple of target center structure second embodiment.

See also Fig. 1, two target center structures 10 of arrow target of the present invention are incorporated on the target frame 1, this target frame 1 has intracardiac ring 11 in, this pair target center structure 10 comprises: part 101 under the target center, and it has a upper end 1015 and a lower end 1016, and part 101 is fastened in this on intracardiac ring 11 under this target center, one outer target center 102, be sheathed under the target center on the part 101 from upper end 1015 and target center 103 in, 1015 pass part 101 central authorities under the target center from the upper end, and are arranged under this target center on the part 101.

Part 101 is a tube-like piece under this target center, this tube-like piece outer surface is around shoulder 1012 in the middle of a bottom round flange 1011 and, there are two axial grooves 1013 and two radial depressions places 1014 in this tube-like piece inside, this bottom round flange 1011 has three extensions 10111, and each extension 10111 respectively has a perforation 10112.Should outer target center 102 be a ring bodies, this ring bodies sidewall has three axial recesses 1021, can mesh with described three extensions 10111, and this ring bodies also comprises three foots 1022, can pass this three perforation 10112 respectively.Intracardiac ring 11 has three depressions 111 in being somebody's turn to do, and can be connected in respectively on described three extensions 10111.Should comprise a hollow circular cylinder 1031 and a ring portion 1032 by interior target center 103, the damaged surface of this hollow circular cylinder 1031 is provided with two projections 10311, this hollow circular cylinder 1031 can enter this tube-like piece inside along two grooves 1013 of part under the target center 101, described two projections 10311 can be fastened on two radial depressions 1014 by rotation, and this ring portion 1032 is protruding to be exposed on the surface 1023 of external target heart ring bodies.

Should be inserted in part 101 under the target center from upper end by outer target center 102, make the three

axial recesses

1021 and 10111 engagements of three extensions of this outer target center 102, and three foots 1022 that make this outer target center 102 pass three perforation 10112 of part 101 under the target center, again interior target center 103 is passed the tube-like piece of part 101 under the target center from upper end, shown in Fig. 2 A, and two projections 10311 of target center 103 in this are fastened in two radial depressions 1014 of lower end of part 101 under the target center by rotation, as shown in Figure 2, intracardiac ring 11 during two target center structures 10 of again assembling being finished are inserted in, center ring 11 has three depressions 111, can be connected in three extensions 10111 of part 101 under the target center respectively, part 101 produces rotation under the target center to avoid.

Please consult Fig. 2 A, 2B again, Fig. 2 A and 2B represented target surface 1, with target surface 1 integrated in part 101, outer target center 102, interior target center 103, conductive matrix layer 21 and bonnet 22 under the intracardiac ring 11, target center.After two target center structure 10 assembled finishing, interior target center 103 promptly can't take out, because target center 103 must be depressed interior target center 103 in desire was taken out toward the direction of conductive matrix layer 21, rotation (please cooperate and consult Fig. 3 A to Fig. 3 C) again, make its two projection 10311 break away from two radial depressions 1014 of part 101 under the target center, but because two target center structures 10 of assembling after finishing are stopped (wherein, this conductive matrix layer 21 is supported by bonnet 22) by conductive matrix layer 21, therefore interior target center 103 can't be removed.When outer target center 102 is hit, outer target center 102 produces axial displacement, make its three foots, 1022 bump conductive matrix layers 21, thereby can get an electric signal, and when interior target center 103 is hit, interior target center 103 produces axial displacement, so that should clash into these conductive matrix layers 21 by interior target center foot 1033, and get an electric signal.

See also Fig. 1 again, in the surface diameter 112 of intracardiac ring 11 be diameter less than outer target center 102 ring bodies, and interior target center 103 is fastened in part 101 under the target center by projection 10311, and this three extension 10111 is arranged in this on intracardiac ring 11, therefore can guarantee that this pair target center structure is fixed in target frame 1 in pulling out timestamp.

See also Fig. 4, another embodiment of of the present invention pair of target center structure shown in the figure, cardinal principle with first embodiment on its structure is identical, and the foot 1022 of different is under target center part 101 do not establish perforation 10112 and outer target center 102 is from stretching out time part 101 between the extension 10111.

In sum, the structure of provided by the present invention pair of target center does not need therefore can save the manual assembly time and reduce cost with the screw locking.

More than by specific embodiment the present invention is had been described in detail, but the present invention is not limited to these embodiment; Should give and be understood that within the scope of the invention also all improvement and distressed structure to be arranged.

Claims

1. two target center structures of an arrow target, it is incorporated on the target frame with intracardiac ring in, and described pair of target center structure comprises target center in an outer target center and, it is characterized in that:

It also comprises part under the target center, and part has a upper end and a lower end under the described target center, under the described target center part be fastened in described on the intracardiac ring;

Described outer target center is sheathed on from described upper end under the target center on the part;

Target center passes part central authorities under the target center in described from described upper end, and is arranged under the target center on the part.

2. two target center structures of arrow target as claimed in claim 1, it is characterized in that, part is a tube-like piece under the described target center, described tube-like piece outer surface is around shoulder in the middle of a bottom round flange and, this tube-like piece inside has an axial groove and a radial depressions place, this bottom round flange has a plurality of extensions, and each extension respectively has a perforation.

3. two target center structures of arrow target as claimed in claim 2 is characterized in that, described extension number is three.

4. two target center structures of arrow target as claimed in claim 2, it is characterized in that, described outer target center is a ring bodies, the sidewall of this ring bodies has a plurality of axial recesses, can mesh with corresponding described extension, described ring bodies also comprises a plurality of foots, and described foot passes respectively by the recess of putting between described extension and forming.

5. two target center structures of arrow target as claimed in claim 4 is characterized in that, described in intracardiac ring have a plurality of depressions, can be connected in respectively on the corresponding extension.

6. two target center structures of arrow target as claimed in claim 2 is characterized in that described extension has a perforation respectively.

7. two target center structures of arrow target as claimed in claim 6 is characterized in that, described outer target center is a ring bodies, this ring bodies sidewall has a plurality of axial recesses, can mesh with corresponding extension, this ring bodies also comprises a plurality of foots, can pass described perforation respectively.

8. two target center structures of arrow target as claimed in claim 5, it is characterized in that, target center comprises a hollow circular cylinder and a ring portion in described, the damaged surface of described hollow circular cylinder is provided with a projection, hollow circular cylinder can enter this tube-like piece inside along the axial groove of part under the target center, described projection can be fastened on the described radial depressions by rotation, the protruding surface that is exposed to this external target heart ring bodies of described ring portion.