CN203004782U - Extension scale - Google Patents
Extension scale Download PDFInfo
- Publication number
- CN203004782U CN203004782U CN 201220646525 CN201220646525U CN203004782U CN 203004782 U CN203004782 U CN 203004782U CN 201220646525 CN201220646525 CN 201220646525 CN 201220646525 U CN201220646525 U CN 201220646525U CN 203004782 U CN203004782 U CN 203004782U
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- CN
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- Prior art keywords
- scale
- main
- main scale
- extension
- hollow
- 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.)
- Expired - Fee Related
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- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The utility model relates to an extension scale which comprises a main scale, wherein the main scale is a hollow cuboid body, a housing cover is arranged on the upper surface, a cover housing of the main extension scale is internally provided with a lock catch, and the lock catch is fixed with a subsidiary scale within the hollow main scale. The utility model relates to the extension scale, the extension scale is provided with the hollow main scale, so that a clamp scale in the middle can be directly withdrawn out of the main scale in the middle, and the length of the main extension scale can be doubled, so that the extension scale is suitable for various occasions.
Description
Technical field
The utility model belongs to the study article field, relates to a kind of ruler, especially a kind of shrinkage-rule.
Background technology
Ruler is a kind of article that often need to use in our daily and learning life, often uses in our line, but sometimes often because ruler is shorter not enough, also needs to carry ruler more, causes inconvenience to the end user.
Summary of the invention
The purpose of this utility model is to provide a kind of reasonable in design, simple in structure, the shrinkage-rule that can stretch.
The utility model solves its technical problem and is achieved through the following technical solutions:
A kind of shrinkage-rule comprises main scale, and main scale is the cuboid main body of hollow, is shaped with a valve jacket at upper surface, makes a snap close in the sheath body of main scale, and this latches in the hollow main scale and interfixes with auxiliary chi.
And, all be shaped with scale on described main scale and auxiliary chi.
Advantage of the present utility model and beneficial effect are:
1, the related a kind of shrinkage-rule of the utility model, this shrinkage-rule has the main scale of a hollow, the folder chi of centre can directly can be extracted out from the main scale of centre, and the length of ruler can double, and is fit to various occasions.
2, the utility model scientific structure design is reasonable, and is simple in structure, is fit to family and uses, and is fit to businessman's large-scale production.
Description of drawings
Fig. 1 is structural representation of the present utility model.
The specific embodiment
The utility model is described in further detail below by specific embodiment, and following examples are descriptive, is not determinate, can not limit protection domain of the present utility model with this.
A kind of shrinkage-rule comprises main scale 1, and main scale is the cuboid main body of hollow, be shaped with a valve jacket 4 at upper surface, make a snap close 2 in the sheath body of main scale, this latches in the hollow main scale and interfixes with auxiliary chi 3, be used for the auxiliary chi of push-and-pull at the main scale parallel, all be shaped with scale on main scale and auxiliary chi.
Claims (2)
1. a shrinkage-rule, comprise main scale, it is characterized in that: main scale is the cuboid main body of hollow, is shaped with a valve jacket at upper surface, makes a snap close in the sheath body of main scale, and this latches in the hollow main scale and interfixes with auxiliary chi.
2. shrinkage-rule according to claim 1, is characterized in that: all be shaped with scale on described main scale and auxiliary chi.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220646525 CN203004782U (en) | 2012-11-30 | 2012-11-30 | Extension scale |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220646525 CN203004782U (en) | 2012-11-30 | 2012-11-30 | Extension scale |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203004782U true CN203004782U (en) | 2013-06-19 |
Family
ID=48596407
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201220646525 Expired - Fee Related CN203004782U (en) | 2012-11-30 | 2012-11-30 | Extension scale |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203004782U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109444386A (en) * | 2018-12-06 | 2019-03-08 | 安徽财经大学 | A kind of unginned cotton regain measurement device |
-
2012
- 2012-11-30 CN CN 201220646525 patent/CN203004782U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109444386A (en) * | 2018-12-06 | 2019-03-08 | 安徽财经大学 | A kind of unginned cotton regain measurement device |
CN109444386B (en) * | 2018-12-06 | 2024-06-04 | 安徽财经大学 | Seed cotton moisture regain measuring device |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130619 Termination date: 20131130 |