Scientific American, Volume 17, No. 26 December 28, 1867: A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures.Various
Science
Scientific American, Volume 17, No. 26 December 28, 1867: A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures.
Various
Science -- Periodicals; Technology -- Periodicals
4th The combination substantially as described of a reel revolving
continuously on a horizontal shaft a rake mounted on the same shaft [on
trunnions arranged diagonally to the shaft], and a shipping device by
which the rake may be thrown into gear between any two of the beaters of
the reel and by which it may automatically be thrown out of gear at the
end of its stroke.
5th, The combination substantially as described of the inclined rake
handle with the trunnions or pivots revolving on the reel shaft, and
arranged diagonally thereto.
6th, The combination substantially as described of the rake handle
pivoted on trunnions diagonal to the reel shaft and the friction roller
with a guide vertical below the axis of the rake and deflected both
horizontally and laterally above that axis, as and for the purpose set
forth.
7th, The combination substantially as described of the rake handle
and shipping lever whereby the rake throws itself out of gear after
discharging the gavel.
8th, The combination substantially as described of a rake mounted on
trunnions revolving on a horizontal axis in a fixed relation to the
guide which controls the movements of the rake with a revolving reel
having an endwise movement on the same axis whereby the rake can be
thrown out of gear by moving the reel endwise without stopping the reel.
71,953.--TRY SQUARE AND BEVEL.--Samuel N. Batchelder, Prairie du Chien,
Wis.
I claim, 1st, The blade B, pivoted within the stock, A, and provided
with a hooked projection, e, by means of which and the hook slide, D,
the blade, B, may be set and held at any desired angle, substantially as
described and for the purpose specified.
2d, The hook slide, D, with the thumb screw, E, arranged and operating
substantially as shown and described for the purposes set forth.
3d, The spiral spring, F, in combination with a combined try square and
bevel, substantially as described.
71,954.--PLATE LIFTER.--David B Beaty, Aurora, Ind., assignor to himself
and James Lamb.
I claim the curved wires, B B B, having hooks at their lower ends and
connected to a handle, A, said handle being provided with a wire loop
formed into a spring which connects to the wires, B, so that by pressing
upon this spring, C, the wires, B, are caused to separate and release
the plate, all constructed as specified.
71,955.--SUSPENSION BRIDGE.--Charles Bender, N.Y. city.
I claim, 1st, The construction and arrangement of one or more yielding
joints connecting the beams or trusses of stiffened suspension bridges,
substantially as herein described.
2d, The attachment of the ends of the cables or chains at or near the
first or shore piers to the longitudinal beams or trusses of stiffened
suspension bridges, substantially as set forth.
Public-domain text, read in full here on John Shaqi.
Reviews
Reviews
No reviews yet
Be the first to share your thoughts on this work.
Join the Discussion
Join the discussion
Sign in to leave a comment or review.
Sign InorCreate an account