The First Steam-Boat
Forfatter: Jonathan Hulls
År: 1860
Forlag: E. & F. N. Spon
Sted: Bucklersbury
Sider: 48
UDK: 629.120(09)
Description And Draught Of A New-Invented Machine For Carrying Vessels Or Ships Out Of, Or Into Any Harbour, Port, Or River, Against Wind And Tide, Or In A Calm.
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rai&s the weight Cl, at the fame time
as the Wheel fib brings the "Fans for-
-ward,
when the Weight G is fo railed,
while the Wheels D DandD b are
moving 'backward, the "Rope F a £ives
way, and the Power of the weight G
brings the "Wheel Ha forward andthe
Fans with it, fo th at the Fans always
keep going forward, notwithft^nJing
the WheelsDzt, Z) and D b move back-
wards andforwa-^s astheTifton moves
up and down in the Cylinder,
L L, are Teeth for a catch to drop
in-from the Axis, and are To contrived
that they catch in an alternate Man-
ner, to caufe the Tans to move al-
ways fbïwaïd, for the Wheel 77 a by
the power of the weight G is per-
forming his Office, while the other
Wheel £i b goesback in order to fetch
another Stroke.
Note. The the weight G mult con-
tain but half the weight oî the "Pillar
of-Air preffing on the Tifton, becauCe
the G is railed at the faipfi
time as the Wheel H b performs its
Office, ib that it is in effect two "Ma-
chines