Music Trade Review -- © mbsi.org, arcade-museum.com -- digitized with support from namm.org
THE
APRIL 20, 1918
MUSIC
TRADE
REVIEW
the treble string plate. Hitch pins for the treble
strings are placed upon the section and a nar-
Idea Just Patented by Boston Man Works Along row bearing or bridge is formed thereon for the
New Lines to Balance the Resonance of the treble strings. The hitch pins for the bass
Sounding Board of a Piano Through Elimina- strings are placed upon the string plate while a
bridge therefor is provided upon this flexible
tion of the Bridges Thereon
section. Hence it is obvious that in this embodi-
WASHINGTON, D. C, April 14.—Anton Krieghotf, ment both treble, and bass strings are in contact
of the Anton Krieghoff Co., Boston, Mass., has with this flexible section.
It is readily apparent that the inventive idea
just been granted Patent No. 1,261,406, on an
here disclosed may be embodied in widely vari-
improvement in the piano.
The general purpose of this novel construction ant piano structures as also in other musical
is to produce a piano in which the vibrating parts instruments whether the string actuating means
(particularly the sounding board) will be free to be mechanical, electrical or manual.
An object of the invention is to improve the
perform their functions without detracting from
the structural stability and efficiency of the tonal qualities of musical instruments by increas-
frame necessary to withstand the tension im- ing the resonance of the sounding board through
the elimination of bridges thereon.
posed by the strings.
In this novel construction there is employed a
sounding board from which have been elim-
KEEP THE VENEER KNIVES SHARP
inated all of' the usual wooden bridges. The
string plate, which is otherwise of the present Working With a Dull Knife Is the Poorest
Kind of Economy
general type, has a section thinner than most
portions of the plate. This section is therefore
relatively flexible and adapted the more freely
The fact that veneer knives may cost three
to take up, and communicate vibratory energy times as much to-day as they did before the war
imparted thereto by the strings which are pro- may incline many users of them to grind less
vided with bridges on this section.
Sound frequently and work dull knives in the hope of
posts or transmitters connect this section to the saving knife steel. There is no economy in
sounding board and serve to communicate the this, for a dull knife uses up extra power, puts
vibrations of the section to the sounding board. unnecessary strain upon the machine and does
poor cutting. The knives should be kept sharp,
This section is preferably an integral part of
and ground just as frequently as may be neces-
sary to keep them that way. It is a good idea
to take more pains with the grinding that no
metal may be wasted by grinding more than is
absolutely necessary to obtain the sharp cutting
edge. By using finer wheels and taking more
will stand the most tensile strength
time, saving in knife steel may be effected in
grinding. Also due care should be exercised in
cleaning off blocks to rid them of grit and other
foreign substances which might break nicks in
BRAND
knives and make excessive grinding necessary.
ARE MADE OF SPECIAL STEEL
Precautions of this kind are worth while and
should be followed. But there is no economy
Thirty-five years of experience in mak-
ing tuning pins enables us to give you
in using dull knives. Keep the knives sharp.
55
KRIEGHOFFS IMPORTANT INVENTION
3* HEED OUR
^
And when you're satisfied
that we've the best punch-
ings on the market, cut
clean and accurately from
the best of material in cellu-
loid, cloth, felt, fibre,
leather, paper, rubber or
whatever you want, give
us credit and send your
orders to
CEGOEPEL*Co
137 E A S T I3 T -* ST.
N E.W YORK
PIANO PLATES
A NEW QUALITY
QUICK DELIVERY
PHONE US
American - Made
Tuning Pins
"AMSCO"
the most reliable pins in the market.
Guaranteed to hold for a lifetime.
Matawan Steel and Iron Co.
Matawan
CINCINNATI, O.
Importers and Manufacturers of Figured
Mahogany and Foreign Woods for high-
grade piano cases and cabinets.
OUR SPECIALTIES
m
Rubber Cloths and Tubing
American Musical Supply Go.
451 Communipaw Avenue, Jersey City, N. J.
New Jersey
The Ohio Veneer Co.
RUBBER BELLOWS CLOTH OF EVERY DESCRIPTION
Send for sample set
and prices
"ADVICE*
New York Office and Sample Room
j==
Grand Central Palace Bldg.
For Automatic Pianos and Piano-Players
L. J . MUTTY CO.
BOSTON, MASS.
Lexington Ave. and 46ih St.
G. H. VAUGHAN, Eastern Representative
GEO. W. BRAUNSDORF, Inc.
Manufacturers of
Tuners' Trade
Solicited
PAPER, FELT AND CLOTH PUNCHINGS
BRIDLE STRAPS, FIBRE WASBERSJ AND BRIDGES
FOR PIANOS, ORGANS AND PLAYER ACTIONS
e o r
pl
Srd .n d p"« iT.t
1
>
Office and Factory: 428 East 53d Street, New York
Towers Above
Established 18S3
All Others
SYLVESTER TOWER CO.
™ Grand and Upright Piano-Iorte Actions 2?
Behlen's Varnish Crack Eradicator
is not merely a new untried formula
but the result of years of careful
research and experimenting.
Scores of leading firms and individ-
uals specializing in the refinishing
of furniture, pianos, automobiles,
etc., have tried it and continue to
use it.
Write for sample can today and try
it.
Keys, Actions. Hammers, Brackets and Nickel Rail Furnished Complete
131 to 147 Broadway
.
.
.
.
CAMBRIDGEPORT, MASS.
WESSELL, NICKEL & GROSS
MANUFACTURERS OF
PIANO
ACTIONS
HIGHEST GRADE
ONE GRADE ONLY
OFFICE
457 WEST FORTY-FIFTH ST.
fl.
Behlen A Bro
Anilines •'£N^ .Stains
Shellacs %$J^ Fillers
FACTORIES—WEST FORTY-FIFTH ST.
Tenth Avenue and West Forty-Sixth Street
NEW YORK
371
PEARL ST., HIW YORK
4
A. C. CHENEY PIANO ACTION CO.
Mo«,.i«»inpo M «# j PNEUMATIC ACTIONS FOR PLAYER-PIANOS
Manufacturers of j HIGH-GRADE PIANOFORTE ACTIONS
, Nt,W YUKli