CN201804540U - Novel piano black key - Google Patents
Novel piano black key Download PDFInfo
- Publication number
- CN201804540U CN201804540U CN201020251620XU CN201020251620U CN201804540U CN 201804540 U CN201804540 U CN 201804540U CN 201020251620X U CN201020251620X U CN 201020251620XU CN 201020251620 U CN201020251620 U CN 201020251620U CN 201804540 U CN201804540 U CN 201804540U
- Authority
- CN
- China
- Prior art keywords
- black key
- utility
- model
- ebony
- key
- 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 - Lifetime
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Abstract
The utility model relates to a novel piano black key. The front end of the black key adopts a trapezoid surface structure; the upper surface of the black key adopts an elliptic surface structure; a hollow cavity is formed under the black key; the black key is made of a composite material through compressing; and the composite material comprises ebony powder and engineering plastic. The blade key has good sweat absorbing function, comfort hand feeling and low cost, and cannot crack even in case of climatic change.
Description
Technical field
The utility model relates to the piano parts, particularly relates to a kind of novel piano black key.
Background technology
Fingerboard is the important component part in the hammered string instrument tool system.Because ebony belongs to timber, so it has good absorbing sweat function and comfort feel, at present, most of piano black key all adopts ebony to make.But because the characteristic of material itself, pure ebony black key is subjected to climate change easily to produce cracking phenomena, and price is relatively expensive.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of novel piano black key, makes the piano black key can not produce cracking phenomena because of climate change.
The technical scheme that its technical matters that solves the utility model adopts is: a kind of novel piano black key is provided, and described black key front end is the trapezoidal faces structure; Described black key upper surface is the oval calotte structure; Described black key has cavity; Described black key is formed by the compound substance compacting; Described compound substance is made up of ebony powder and engineering plastics.
The ratio of described ebony powder and engineering plastics is 7: 3.
Beneficial effect
Owing to adopted above-mentioned technical scheme, the utility model compared with prior art, have following advantage and good effect: because black key is formed by 70% ebony powder and synthetic compacting of 30% engineering plastics, so it not only has good absorbing sweat function and comfort feel, also can not produce cracking phenomena because of climate change, and cheap, only make 1/3 of black key by pure ebony, saved cost.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
Below in conjunction with specific embodiment, further set forth the utility model.Should be understood that these embodiment only to be used to the utility model is described and be not used in the restriction scope of the present utility model.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
Embodiment of the present utility model relates to a kind of novel piano black key, and as shown in Figure 1, described black key front end is the trapezoidal faces structure; Described black key upper surface is the oval calotte structure; Described black key is formed by the compound substance compacting; Described black key has cavity; Described compound substance is made up of ebony powder and engineering plastics.Wherein, the ratio of ebony powder and engineering plastics is 7: 3.
Be not difficult to find, the utility model surface seems the black key basically identical that is processed into pure ebony, because it adopts 70% ebony powder and synthetic compacting of 30% engineering plastics to form, so have good absorbing sweat function and comfort feel, and can not produce cracking phenomena because of climate change, and cheap, only make 1/3 of black key by pure ebony, saved cost.
Claims (1)
1. a novel piano black key is characterized in that, described black key front end is the trapezoidal faces structure; Described black key upper surface is the oval calotte structure; Described black key has cavity; Described black key is formed by the compound substance compacting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020251620XU CN201804540U (en) | 2010-07-07 | 2010-07-07 | Novel piano black key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020251620XU CN201804540U (en) | 2010-07-07 | 2010-07-07 | Novel piano black key |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201804540U true CN201804540U (en) | 2011-04-20 |
Family
ID=43874042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020251620XU Expired - Lifetime CN201804540U (en) | 2010-07-07 | 2010-07-07 | Novel piano black key |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201804540U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105139828A (en) * | 2015-08-14 | 2015-12-09 | 森鹤乐器股份有限公司 | Ebony-made double black key of piano |
-
2010
- 2010-07-07 CN CN201020251620XU patent/CN201804540U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105139828A (en) * | 2015-08-14 | 2015-12-09 | 森鹤乐器股份有限公司 | Ebony-made double black key of piano |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110420 |
|
| CX01 | Expiry of patent term |