CN100541605C - Upright piano - Google Patents

Upright piano Download PDF

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Publication number
CN100541605C
CN100541605C CNB2005101301721A CN200510130172A CN100541605C CN 100541605 C CN100541605 C CN 100541605C CN B2005101301721 A CNB2005101301721 A CN B2005101301721A CN 200510130172 A CN200510130172 A CN 200510130172A CN 100541605 C CN100541605 C CN 100541605C
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CN
China
Prior art keywords
support
mentioned
ironware
guide rail
hammer
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Active
Application number
CNB2005101301721A
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Chinese (zh)
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CN1941069A (en
Inventor
佐藤胜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyo Piano Mig. co., Ltd.
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TOYO PIANO MIG CO Ltd
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Publication of CN1941069A publication Critical patent/CN1941069A/en
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    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
    • G10C3/00—Details or accessories
    • G10C3/16—Actions
    • G10C3/166—Actions for damping the strings
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
    • G10C1/00—General design of pianos, harpsichords, spinets or similar stringed musical instruments with one or more keyboards
    • G10C1/02—General design of pianos, harpsichords, spinets or similar stringed musical instruments with one or more keyboards of upright pianos
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
    • G10C3/00—Details or accessories
    • G10C3/16—Actions
    • G10C3/161—Actions specially adapted for upright pianos
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
    • G10C3/00—Details or accessories
    • G10C3/16—Actions
    • G10C3/18—Hammers

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Auxiliary Devices For Music (AREA)

Abstract

The present invention relates to a kind of upright piano, even if this piano dismounting side plate or base plate when repairing waits, the relative position relation of system mixer and string does not take place unusually, is difficult for the slow transposition of generation installation site yet.Because support 59 of the guide rail supports of system mixer 49 to support, so even if for repairing or when other reasons dismounting side plate 7 or base plate 19, the relative position relation that also can prevent to make mixer 49 and string takes place unusual by framework 39.In addition,, be difficult for taking place slowly distortion, slow transposition take place so can prevent the relative position relation of making mixer 49 and string because framework is made of metal.

Description

Upright piano
Technical field
The present invention relates to upright piano, particularly a kind of hammer device is independent separately with the system mixer, and has the upright piano that reduces the volume adjustment device of volume by the number that reduces the string that hammer impacted.
Background technology
Upright piano shown in the patent documentation 1, the hammer device is independent separately with the system mixer.This upright piano has that hammer reduces the volume adjustment device of volume along the horizontal slip of the permutation direction generation ormal weight of keyboard when stepping on gentle sound pedal by the number that reduces the string that hammer impacted.Adopt the upright piano of the volume adjustment device of this horizontal sliding type, can send and to compare beautiful clear and melodious sound with the trigonometric expression piano.This is significantly improved the performance of upright piano.
[patent documentation 1] real fair 5-38400 communique
But, the upright piano that patent documentation 1 relates to, it is supported the guide rail support of system mixer not only to be installed on the framework but also is installed on the not high left and right side of the wooden precision of piano main body, is installed in simultaneously on the base plate that is equipped with keyboard.Therefore, because of repairing or other reasons when pulling down side plate or base plate, guide rail support separates with side plate or base plate, the unusual problem of relative position relation generation of mixer and string can occur making.
The relative position of adjusting system mixer and string is very difficult, makes both relative position relations recover the quite high technology of normal need.
In addition, side plate and base plate may turn over to stick up and wait distortion because use all the year round, so the installation site of making mixer of having to all adjust at every turn.
Summary of the invention
Problem to be solved by this invention
The problem that exists among the present invention in view of the aforementioned technical background, provide a kind of purpose of upright piano to be, even if repair or other the time, under the situation of dismounting side plate or base plate, the relative position relation of system mixer and string does not take place unusually, is difficult for taking place the slow transposition of system mixer installation site yet.
For solving above-mentioned problem, the upright piano according to first aspect present invention is characterized in that, the hammer device independently is provided with separately with the system mixer, possesses volume adjustment device, and supports the guide rail support of above-mentioned system mixer only to be supported by framework.Above-mentioned hammer device is pressed after the lower keyboard, to hammer action that should key, knocks the string of appointment, thereby sounds; Above-mentioned system mixer, with the action interlock of above-mentioned hammer, the action of system sound screw mandrel, the damper with the string contact separates with string originally; Above-mentioned volume adjustment device, when carrying out necessary operation, hammer reduces volume along the horizontal slip of the permutation direction generation ormal weight of keyboard by the number that reduces the string that hammer impacted.
Upright piano according to second aspect present invention is characterized in that, is provided with several and is used to support the two ends of above-mentioned guide rail support and the installation substrate of center section on the said frame of the upright piano that first aspect present invention relates to.
Upright piano according to third aspect present invention, it is characterized in that, the above-mentioned guide rail support of the upright piano that second aspect present invention relates to is with supporting ironware by two ends, be used to support the two ends of above-mentioned guide rail support, with center section support ironware, be used to the support screw supporting the center section of guide rail support and be used to support other center sections of guide rail support, be installed in and install in the substrate.
Upright piano according to fourth aspect present invention, it is characterized in that, the above-mentioned center section of the upright piano that third aspect present invention relates to is by support ironware that is arranged on above-mentioned guide rail support side and the substrate that is arranged on above-mentioned installation base side ironware two parts to be installed to constitute with the support ironware, and above-mentioned support ironware is installed the adjustment that ironware can be done short transverse with respect to substrate.
According to the upright piano of fifth aspect present invention, promptly the upright piano that relates to of third aspect present invention or fourth aspect is characterized in that, its install above-mentioned center section with the installation substrate of supporting ironware be the eaves shape forwards level stretch out.
The effect of invention
The upright piano that the present invention relates to, even if repair or other the time when dismounting side plate or base plate, can prevent that also the relative position relation of making mixer and string from taking place unusually.And, because framework is to be made of metal, be difficult for taking place slowly distortion, slow transposition takes place so can prevent the relative position relation of making mixer and string.
Description of drawings
Fig. 1 is the hammer device of upright piano inside and the side sectional view of system mixer.
Fig. 2 is the oblique view of the system mixer supporting structure of the related upright piano of embodiments of the invention.
Fig. 3 be the related upright piano of embodiments of the invention system mixer supporting structure left end portion front elevation (a) and along the cut-open view (b) of A-A line among this figure.
Fig. 4 is the middle left part side sectional view partly of the system mixer supporting structure of the related upright piano of embodiments of the invention.
Fig. 5 is the middle right part side sectional view partly of the system mixer supporting structure of the related upright piano of embodiments of the invention.
Fig. 6 be the related upright piano of embodiments of the invention system mixer supporting structure right end portion front elevation (a) and along the cut-open view (b) of B-B line among this figure.
Fig. 7 is the front view of piano frame that be fit to use the system mixer supporting structure of the related upright piano of embodiments of the invention.
Symbol description
1 upright piano, 3 system mixer supporting structures
5 piano main bodys, 7 side plates
9 top covers, 17 beams
19 base plates, 29 keys
35 volume adjustment devices, 37 strings
39 frameworks, 41 hammers
43 hammer devices, 45 system sound screw mandrels
45a bottom 47 dampers
49 system mixers, 51 revolution fulcrums
53 clutchs, 55 action transfer devices
57 system sound spoons are followed closely 59 guide rail supports
61 revolution fulcrums, 63 system sound stop devices
65 hammers action guide rail, 67 tie rods
69 system duration of a sound bar 71 left end base part (installation base part)
73 right-hand member base part (installation base part)
Left base part (installation base part) in the middle of 75
Right base part (installation base part) in the middle of 77
79 ends are with supporting ironware
81 center sections are with supporting ironware 83 to support screw
85 screw holes, 87 inclination floors
89 slotted holes, 91 mounting screws
93 patchholes, 95 guide rails are supported ironware
97 substrates are installed ironware 99 nut are installed
101 horizontal components, 103 vertical components
105 fine-tuning nuts, 107 set nuts
109 slotted holes
Embodiment
The upright piano 1 that relates to the specific embodiment of the invention is described.
The left and right side of piano main body 5 is equipped with two side plates 7 of the rectangular flat shape of vertical length.About medium height position at left side plate 7 is equipped with two beams that stretch out forward 17.In the bottom, space that is held by two beams 17, horizontal direction is set up the base plate 19 of the rectangular flat shape that forwards stretches out.
Key 29 is lined up row base plate 19 on last side, constitute keyboard (with reference to Fig. 1).Though not expression among the figure is equipped with gentle sound pedal as functional unit in the lower front of piano main body 5.The piano main body 5 inner frameworks of making by high rigid metal 39 of installing.Open the some strings 37 that corresponding key 29 is arranged in this framework 39.In addition, in the place ahead of framework 39, hammer device 43 and system mixer 49 are separately as system independently.System mixer 49 is supported by guide rail support 59.
Hammer device 43 has clutch 53 and action transfer device 55.Above-mentioned clutch 53 as shown in Figure 1, is pressed key 29, is the centre of gyration with revolution fulcrum 51, and clutch 53 turns over the angle of regulation in the counterclockwise direction; Above-mentioned action transfer device 55, the action interlock with clutch 53 makes hammer 41 turn to string 37 directions.For damper 47 can be linked with the action of hammer 41, will make sound spoon nail 57 and be arranged on the clutch 53, be the boundary with revolution fulcrum 51, a relative side of action transfer device 55 junctions.
System mixer 49 have corresponding and key 29 number several dampers 47 and as some system sound screw mandrels 45 of the action tool for transmitting of this damper 47.
Press key 29, as mentioned above, clutch 53 turns round in the counterclockwise direction among Fig. 1, makes the hammer corresponding with this key 29 41 actions, impacts the string 37 of appointment, realizes the hammer action; With hammer action interlock, the 45a of system sound spoon nail 57 compacting sound screw mandrels 45 lower ends, system sound screw mandrel 45 are the centre of gyration with revolution fulcrum 61, as shown in Figure 1, rotate along clockwise direction.Meanwhile, damper 47 separated with the string 37 of contact originally before hammer 41 impacts string 37, realized the action of system sound.
As everyone knows, volume adjustment device is, when stepping on next gentle sound pedal, makes hammer 41 that the device of the horizontal slip of ormal weights take place at the permutation direction upper edge of keyboard hammer action guide rail 65.Hammer 41 takes place laterally to slide, the decreased number of the string 37 that this hammer 41 is knocked, and volume reduces.This volume adjustment device has the function of regulating tone color simultaneously.That is, the string part branch that useful felt is made on the hammer 41 is adjusted the trampling of gentle sound pedal by the player, soft and the hard part of selecting string part to divide, and then regulate tone color.
System sound stop device 63, as shown in Figure 1, tie rod 67 is pressed to the top when stepping on next gentle sound pedal, makes along guide rail support 59 and is arranged on the elongated rod shape system duration of a sound bar 69 of guide rail support below to making sound screw mandrel 45 side shiftings.Thus, all system sound screw mandrels 45 are the centre of gyration with revolution fulcrum 61 all, as shown in Figure 1, rotate along clockwise direction, and all dampers 47 separate with string 37 simultaneously.
Support the guide rail support 59 of system mixer 49 to support by framework 39.Specifically, as shown in Figure 7, framework 39 is installed base part by four, be left end base part 71, right-hand member base part 73, middle left base part 75 and middle right base part 77 and at above-mentioned installation base part 71,73,75,77 separately independently the end with supporting ironware 79, center section with supporting ironware 81, supporting screw 83 and another end to come guide rail support 59 with support ironware 79.
Left end base part 71 is that the wide cut rectangle that stretched out by keep right slightly to the left end of framework 39 (inboard) and vertical plane constitute, and the screw hole that is carved with female screw thread 85 of use when being provided with for mounting end with support ironware 79 at an upper portion thereof and at a lower portion thereof.Right-hand member base part 73 is to be made of keep left slightly wide cut rectangle that (inboard) stretch out and vertical plane of the right-hand member to framework 39.In the upper and lower of right-hand member base part 73, the same with left end base part 71, be provided with for the screw hole that is carved with female screw thread 85 that the use when supporting ironware 79 of another end is installed.
Middle left base part 75 is in left end base part 71 and right-hand member base part 73 belows, is the eaves shape by the part of framework 39 and forwards the level rectangular horizontal plane of stretching out constitutes.On the left base part 75 in centre, be provided with two for the screw hole that is carved with female screw thread 85 that center section use when supporting ironware 81 is installed.
Middle right base part 77 is respectively installed in the middle of base part 71,73,75 and 77 the most on the front above-mentioned, is on the inclination floor 87 of framework 39.That is, the part of inclination floor 87 front end faces is processed into the plane, the centre of right base part 77 is provided with the screw hole that is carved with female screw thread 85 of supporting screw 83 usefulness for installing in the centre.
Two ends are with supporting ironwares 79, and shape is identical, and is measure-alike, and with the vertical material of long rectangular flat shape of pamphlet shape, as shown in the figure, high shape in the middle of being converted into is carried out suitable bending machining and got final product.On the part of dististyle up and down that is installed on left end base part 71 or the right-hand member base part 73, be provided with the slotted hole 89 that extends into line height adjustment usefulness in vertical direction.In addition, be provided with the patchhole 93 of the axial region insertion that supplies mounting screw 91 with the center of the higher center section of supporting ironware 79 in the end.
Center section is with supporting that ironware 81 is to support ironware 95 and the substrate that is arranged on middle left base part 75 sides that ironware 97 two parts are installed by the guide rail that is arranged on above-mentioned guide rail support 59 sides to constitute.Guide rail supports that ironware 95 is the long and narrow tabular materials that are " ヘ " shape, and its top is fixed on the guide rail support 59 by mounting screw 91 and installation nut 99.And guide rail is supported the end portion of ironware 95, respectively is provided with a patchhole 93 for mounting screw 91 insertions up and down.
The section of substrate installation ironware 97 is L-shaped, on the horizontal component 101 that is positioned at its underpart, is provided with two patchholes 93 for mounting screw 91 insertions.On the top of upwardly extending vertical component 103, be provided with two and extend into the slotted hole 89 of line height adjustment usefulness, and these two slotted holes 89 are in same upright position in vertical direction.
Support that screw 83 is the screws that only are made of the axial region that is carved with male screw thread, use installation nut 99 to be fixed on the middle right base part 77.In addition, fixedly the installation nut 99 of guide rail support 59 uses flange nut and does not have flange nut, two kinds of nuts, wherein flange nut is the fine-tuning nut 105 that is used for adjusting the fore-and-aft direction fixed position of guide rail support 59, wherein not having flange nut is the set nut 107 of fixedly guide rail support 59.Guide rail support 59, as shown in the figure, there are four extensions in the horizontal direction to carry out the slotted hole 109 that horizontal position adjustment is used at it to last side, the horizontal position adjustment of guide rail support 59 finishes, to run through the mounting screw 91 of slotted hole 109 and support screw 83 to screw togather, thereby determine guide rail support 59 position in the horizontal direction with nut 99 is installed.
This upright piano 1 is because support 59 of the guide rail supports of system mixer 49 to be supported by framework 39, so even if for repairing or when other reasons dismounting side plate 7 or base plate 19, the relative position relation that also can prevent to make mixer 49 and string takes place unusual.In addition,, be difficult for taking place slowly distortion, slow transposition take place so can prevent the relative position relation of making mixer 49 and string because framework is to be made of metal.
Though embodiments of the invention above have been described in detail in detail, concrete formation of the present invention is not limited to illustrated embodiment, and every design alteration that does not break away from main idea of the present invention all comprises within the scope in the present invention.For example, left end base part 71 and right-hand member base part 73, can on the two plane, process bossing, just can omit the end, as middle right part substrate 77, use and support that screw 83 fixes guide rail support 59 with supporting ironware 79 with certain altitude.

Claims (2)

1. a upright piano is characterized in that, the hammer device is independent separately with the system mixer, possesses volume adjustment device, and supports the guide rail support of above-mentioned system mixer only to be supported by framework; Above-mentioned hammer device is pressed after the key, and the hammer action to should key impacts the string of appointment, thereby sounds; Above-mentioned system mixer, with the action interlock of above-mentioned hammer, the action of system sound screw mandrel, the damper with the string contact separates with string originally; Above-mentioned volume adjustment device, when carrying out necessary operation, hammer reduces volume along the horizontal slip of the column direction generation ormal weight of keyboard by the number that reduces the string that hammer impacted;
Said frame is provided with several and is used to support the two ends of above-mentioned guide rail support and the installation substrate of center section;
Above-mentioned guide rail support is with supporting ironware by two ends, be used to support the two ends of above-mentioned guide rail support, with center section support ironware, be used to support the center section of guide rail support, with the support screw of other center sections that are used to support guide rail support, be installed in and install in the substrate;
Above-mentioned center section is by support ironware that is arranged on above-mentioned guide rail support side and the substrate that is arranged on above-mentioned installation base side ironware two parts to be installed to constitute with the support ironware, and above-mentioned support ironware is installed the adjustment that ironware can be done short transverse with respect to substrate.
2. upright piano as claimed in claim 1 is characterized in that, its install above-mentioned center section with the installation substrate of supporting ironware be the eaves shape forwards level stretch out.
CNB2005101301721A 2005-09-27 2005-12-19 Upright piano Active CN100541605C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005279085 2005-09-27
JP2005279085A JP2007093655A (en) 2005-09-27 2005-09-27 Upright piano

Publications (2)

Publication Number Publication Date
CN1941069A CN1941069A (en) 2007-04-04
CN100541605C true CN100541605C (en) 2009-09-16

Family

ID=37899499

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2005101301721A Active CN100541605C (en) 2005-09-27 2005-12-19 Upright piano

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JP (1) JP2007093655A (en)
CN (1) CN100541605C (en)
WO (1) WO2007037063A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10108049B2 (en) 2010-06-04 2018-10-23 Apple Inc. Gray scale inversion reduction or prevention in liquid crystal displays
EP2592622B1 (en) * 2010-07-08 2016-03-16 Yugen Kaisha Fujii Piano Service Action for upright piano
CN110349555B (en) * 2019-08-28 2024-06-11 沈敏杰 Upright piano with independent support bracket for middle plate and production method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5370810A (en) * 1976-12-07 1978-06-23 Nippon Gakki Seizo Kk Feeble sound producer for upright piano
JPS53151437U (en) * 1977-05-04 1978-11-29
JPS5825428Y2 (en) * 1978-02-03 1983-05-31 ヤマハ株式会社 Action mechanism mounting structure in piano
JPS5968396U (en) * 1982-10-27 1984-05-09 ヤマハ株式会社 vertical piano
JPH0538400Y2 (en) * 1986-02-21 1993-09-28
US4879939A (en) * 1986-09-04 1989-11-14 Wall Paul G Action for upright piano
JPS6398698A (en) * 1986-10-15 1988-04-30 斉藤　司郎 Damped sound striking mechanism for upright piano
JPH096328A (en) * 1995-06-16 1997-01-10 Kawai Musical Instr Mfg Co Ltd Supporting structure of action assembly
JP3527404B2 (en) * 1998-02-24 2004-05-17 株式会社河合楽器製作所 Upright piano damper mounting structure

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JP2007093655A (en) 2007-04-12
WO2007037063A1 (en) 2007-04-05
CN1941069A (en) 2007-04-04

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SE01 Entry into force of request for substantive examination
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Effective date of registration: 20180104

Address after: Jinggang Prefecture, Shizuoka Prefecture, Japan, Koku 1818 times

Patentee after: Toyo Piano Mig. co., Ltd.

Address before: Japan's Shizuoka Prefecture

Patentee before: Toyo Piano Mig. co., Ltd.

TR01 Transfer of patent right