CN2657946Y

CN2657946Y - Protractor

Info

Publication number: CN2657946Y
Application number: CN 200320102874
Authority: CN
Inventors: 茹晋杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-11-07
Filing date: 2003-11-07
Publication date: 2004-11-24
Anticipated expiration: 2013-11-07

Abstract

The utility model relates to a protractor which, according to the International Patent Category, belongs to the area of the group of rounded curve drawing instrument or similar instruments, the auxiliary tool for writing or drawing subsection, writing or drawing tool, printing subpart, and operation and transportation part. The goal is to solve the technical problem that a normal protractor is inconvenient for drawing angles and the weight is light. The protractor is mainly composed of an angle plate, a rotary rod, a clearance, a hand fastening spot, a bolt and a horizontal beam. The utility model is characterized in that the lower part of the rotary rod is in butt joint with the bolt at the position of the screw, the position of the screw of the bolt is inserted into the center of the horizontal beam, the space of the clearance is molded directly at the center of the rotary rod, one end of the hand fastening spot is bound with the upper part of the rotary rod, and the utility model has a wide serviceable range with the potential to be easy to generalize.

Description

Novel angle gauge

(1) technical field:

The utility model relates to novel angle gauge, divides by International Patent Classification (IPC) (IPC) to belong to operation, Department of Transportation, and printing branch is write or drawing appliance; The big class of office appliance is write or drawing article; Write or draw assistant product group, circular curve plotter or analogous instrument technical group field.

(2) background technology:

At present, the technology about circular curve plotter or analogous instrument group existing and that once had was all done very fruitful effort to the demand of novel angle gauge, also once designed many outstanding technical schemes.As declaring by force by relying of the Decree of Patent Office of China in 1996, Granted publication is CN2218657Y, and China Patent No. (ZL) is: 94243868.X number utility model patent title is the utility model patent of " practical protractor ", the technical scheme that is adopted.Technical elements in circular curve plotter or analogous instrument group is a routine of great value invention, and it has solved the technical problem of protractor effectively.But still have some deficits, it also is difficult to solve common protractor and draws angle inconvenience, the technical problem of light weight.

(3) summary of the invention:

The purpose of this utility model is to provide a kind of novel angle gauge.Draw angle inconvenience, the technical problem of light weight to solve common protractor.

The novel angle gauge that the new technical scheme that above-mentioned technical problem to be solved in the utility model adopted is achieved in that this utility model mainly by: scale, angle board, bull stick, space, hand bearing, bolt, crossbeam constitute.Its major part angle board, bolt, crossbeam are selected for use by market.Its bull stick is rectangular central authorities' shape with seam, is material with the transparent hard plastic, through the moulded section processing and manufacturing.Its hand bearing is the small semicircle shape, is material with the transparent hard plastic, through the moulded section processing and manufacturing.

In shape, structure and combination thereof, the total essential features of novel angle gauge of the present utility model and immediate prior art is: the overall digital position of scale is engraved in the marginal position of angle board, the end positions of crossbeam is pasted the both ends of the surface position that is connected angle board, be combined into the fixed structure of protractor shape, function has been the effect of definite angle.In shape, structure and combination thereof, the novel angle gauge of the present utility model technical characterictic different with immediate prior art is: the lower end position of bull stick is socketed in the screw position of bolt, the screw position of bolt is plugged on the middle position of crossbeam, be combined into the turntable of tee shape, function has been the effect that is used for changing angle.The seam body position in space is molded directly within the middle position of bull stick, and an end position of hand bearing is pasted the upper end position that is connected bull stick, is combined into the turntable of rod-shape with seam, and function has been to be used for effect by space picture angle.So just realized that novel angle gauge of the present utility model solves common protractor and draws angle inconvenience, the purpose of the technical problem of light weight.

The beneficial effect of the novel angle gauge of utility model is that the utility model is to solve common protractor to draw the angle inconvenience, and the technical scheme that technical problem adopted of light weight has been compared two place's advantage and improvement with existing with the technology about circular curve plotter or analogous instrument group that once had:

First, because the lower end position that has designed bull stick in the technical scheme of novel angle gauge of the present utility model is socketed in the screw position of bolt, the screw position of bolt is plugged on the middle position of crossbeam, be combined into the turntable of tee shape, so easier solution is used for changing the technical problem of angle.

Second, because the seam body position of having designed the space in the technical scheme of novel angle gauge of the present utility model is molded directly within the middle position of bull stick, one end position of hand bearing is pasted the upper end position that is connected bull stick, be combined into the turntable of rod-shape with seam, so easier solution is used for drawing by the space technical problem of angle.

(4) description of drawings:

Accompanying drawing provides the structural representation of novel angle gauge of the present utility model:

Fig. 1: the overall structure schematic diagram that is novel angle gauge of the present utility model:

Fig. 2: the side structure schematic diagram that is novel angle gauge of the present utility model:

The label declaration of parts in the schematic diagram:

1 scale, 2 angle boards, 3 bull sticks, 4 spaces

5 hand bearings, 6 bolts, 7 crossbeams

(5) specific embodiment:

Below in conjunction with accompanying drawing, for realizing that solving common protractor draws the angle inconvenience, the optimal way of the technical scheme that the technical problem of light weight is taked is described further to novel angle gauge of the present utility model:

Its static structure: please join accompanying drawing: as shown in the figure, novel angle gauge of the present utility model mainly is made of scale 1, angle board 2, bull stick 3, space 4, hand bearing 5, bolt 6, crossbeam 7.Its major part angle board 2, bolt 6, crossbeam 7 are selected for use by market.Its bull stick 3 is rectangular central authorities' shapes with seam, is material with the transparent hard plastic, through the moulded section processing and manufacturing.Its hand bearing 5 is small semicircle shapes, is material with the transparent hard plastic, through the moulded section processing and manufacturing.

In shape, structure and combination thereof, the total essential features of novel angle gauge of the present utility model and immediate prior art is: the overall digital position of scale 1 is engraved in the marginal position of angle board 2, the end positions of crossbeam 7 is pasted the both ends of the surface position that is connected angle board 2, be combined into the fixed structure of protractor shape, function has been the effect of definite angle.In shape, structure and combination thereof, the novel angle gauge of the present utility model technical characterictic different with immediate prior art is: the lower end position of bull stick 3 is socketed in the screw position of bolt 6, the screw position of bolt 6 is plugged on the middle position of crossbeam 7, be combined into the turntable of tee shape, function has been the effect that is used for changing angle.The seam body position in space 4 is molded directly within the middle position of bull stick 3, and an end position of hand bearing 5 is pasted the upper end position that is connected bull stick 3, is combined into the turntable of rod-shape with seam, and function has been to be used for effect by space picture angle.

Below by using method, further set forth the dynamic structure relation of this practical novel angle gauge: in use, in the time of the requirement angle, according to physical principle, at first mobile bull stick 3 normally uses then, thus the task of performance angle.

In use, in the time of needs picture angle, according to physical principle, at first mobile bull stick 3 is drawn angle with pen then, thereby is finished the task of picture angle to required drawn angle position in space 4.So just realized that novel angle gauge of the present utility model solves common protractor and draws angle inconvenience, the purpose of the technical problem of light weight.

Realize that preferred plan of the present utility model is is material with the transparent hard plastic, utilize the basic equipment of stationery factory, take to produce by batch in a large number,, so just can realize the practical value and the economic worth of novel angle gauge of the present utility model better with the demand of supply cultural circles.

Claims

1. novel angle gauge, it is to be made of scale (1), angle board (2), bull stick (3), space (4), hand bearing (5), bolt (6), crossbeam (7), the overall digital position of its scale (1) is engraved in the marginal position of angle board (2), the end positions of crossbeam (7) is pasted the both ends of the surface position that is connected angle board (2), it is characterized in that: the lower end position of bull stick (3) is socketed in the screw position of bolt (6), and the screw position of bolt (6) is plugged on the middle position of crossbeam (7).

2. novel angle gauge according to claim 1 is characterized in that: the seam body position of space (4) is molded directly within the middle position of bull stick (3), and an end position of hand bearing (5) is pasted the upper end position that is connected bull stick (3).