KSIĄŻKI POWIĄZANE ZE SŁOWEM «DRILLSTOCK»
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1
Experiments in Egyptian Archaeology: Stoneworking Technology ...
Flinders Petrie discovered a similar drillstock at Twelfth Dynasty Kahun, 91 and
one at Eighteenth Dynasty Gurob. 92 The Kahun drillstock's upper end was
carved intoa central peg, upon whichwas fitted a wooden bearingcap; the
arrangement ...
2
English Mechanic and World of Science
In order to ensure the proper step-by-step motion of the saw (whether straight or
circular) past the cutting wheel, adopt any of the contrivances now in use for
insuring regularity of feed. SCREW DRILLSTOCK. There are many purposes to
which ...
Just as good a job can be done by putting the screw in the chuck of a drillstock,
placing the stock in the vise, and turning the drill while polishing the screw head
with fine emery cloth. Short rods can be polished in the same way. The ends of ...
4
Turning and Mechanical Manipulation: The principles of ...
The pulley of the drill or drillstock is made of wood and cylindrical, the diameter
and length being about equal, and the extreme angles slightly rounded. The
contact between the wooden pulley and the caoutchouc will be found quite
sufficient ...
Charles Holtzapffel, John Jacob Holtzapffel, 1875
5
The Evolution of Surgical Instruments: An Illustrated ...
Myringotome for tympanic membrane puncture. Large postmortem suturing
needle. B. Top to bottom: Tenotomy knife for subcutaneous penetration. Trocar
and cannula for tapping excess body fluids. Bone awl with base adapted for
drillstock.
The second part of theinvention consists in the attachent of the drillstock to the
upright post or standard of t he machine by means of a bracket, which, with the
two bearings in which the drillstock works, are all cast in one piece, which is
bolted ...
John I Knight, Henry Lacey, 1867
7
Chung-kuo Ta Lu Tsa Chih Hsüan Chi
As soon as the drillstock was connected and the mud pump was switched on, the
joint of the newly connected drillstock thrust the mud outward. The pressure of
this pump was very high. I thought there might be something wrong with the
screw ...
United States. Consulate General (Hong Kong, China), 1966
8
Transactions of the Society of Arts
... drillstock, the Silver Medal. 7. To Mr. J. Hick, jun. Bolton, Lancashire, for his
expanding mandrel for turning-lathes, the SilverMedal. 8. To Mr. Robt. M'Ewen,
Glasgow, for his double mercurial steam-gauge adapted to the purpose of a ...
9
Transactions of the Society, Instituted at London for the ...
109. Drawing-board, the thanks of the Society to Mr. George Yeldham, for his, xvi.
E. Elen, Miss Ellen, the silver palette to, for a copy in pencil of sheep, xvi. Evans,
Mr. Morgan, the silver medal to, for his universal drillstock, xv.; communication ...
10
Introduction to experimental physics, theoretical and ...
Drills are made of steel wire 3 or 4mm thick, of which about 100 or 200" (1 or 2'"
long) are bought, in order that the drills may be of equal thickness at the end
which fits into the aperture of the drillstock. The drill-stock, fig. 70 A (page 98), ...
