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Патент USA US2119806

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June‘ 7, 1938.
2,119,806
c. DORNIER
'
ROTORELYING MACHINE
Original Filed Jan. 10,-1934
A90
35
.54
12/
Patented June '7,
'
Y ~ 2,119,800
" - UNITED" sTAT-Es
’
arrests
I
ao'roa rams moms
.\ Claude .Dornler, fl‘riedrlchshafen-on-theylioden
,
m.
,
0am! application January 10,1934, Serial No.
780,090. Divided and this application Novem
ber 11, 1935, Serial No. 49,300. In Germany
January 16, 1933
10 Claims. _(Cl. 244-17),
The present invention relates to a ?ying ma? Rotor 331s carried by the fuselage by 'means of
chine, more particularly tn ?ying machine hav- ,
ing a pneumatically operated rotor, a blower for
, supplying the operating air for said rotor, a body,_
5 and an air conduit connected with said body for
. connecting said blower with the atmosphere.
This application is a divisional application oi?v
' my application Ser. No. 706,090 ?led Jan. 10, 1934.
An object of the present invention resides in
the'axial and radial bearing 46. Theair is taken
in through channel 41 provided within body 31 .
v and
33 and
is forced
leaves this
by blower
rotor through
42 into the hollow
apertures
rotor
34 and/or 35 which are placed at the rear edge of.
the rotor wings. The air ?ow can also be reversed
and the air taken in through openings located
_ near the front edge of the rotor wings and dis
10 the provision of a ?ying machine having a pneu-'
charged through channel 41. In both cases, the 10
air passes through a cooler 48 which is connected
matically operated-rotor, a body, and an air con
duit within said body for conducting the operat
ing air for said rotor.
'
with the cooling jacket of motor 38 byconduits‘
.
I26 and I2‘! and acts as cooler for the cooling
Another object of the present invention resides
16 in the provision of a ?ying machine having a
agent-of the motor.
pneumatically operated rotor, a blowerra body,
‘ and an air conduit within said body for conduct
ing the operating air for said blower and said
rotor.
‘A further object of this invention resides in
cated, therebydirectly cooling the. motor. A
an air conduit within said body for conducting
the operating air for said blower and said rotor,
vguide 55 for the air is ‘provided in the interior of
rotor 49. , .
. and having a motor for driving said blower and
25 whereby air circulating through said conduit is
vious modi?cations will occur to a person skilled
for distributing and directing the operating'air
in the art.
-
Further and other objects of the present inven
what I now consider to be a preferred embodi
I
a pneumatically operated, substantially hollow
propeller rotatably connected with the front end
'
In the drawing:
of said body and, for air flow, with the fore end
of said channel, blower means-located within the
- fore end of said air channel‘and directly adjacent 40
ing machine accordingto the present invention.
Referring more particularly to Fig. 1 of the
drawing: 33 represents a. hollow rotor having
45 wings provided with apertures 34 and 35 through
which air is either blown out of or taken into the interior of the rotor wings. A motor 38 having
of body 31 which has a saddle-shaped concavely
curved back_ and a compartment 36 extending
forwards. By means of gear 39, coupling 40, and
_
' 1. In a ?ying machine, a body with an air chan
panying speci?cation and claims and shown in
so
30
I
nel formed therethrough and opening with its
rear end at the outer surface of said body and
with its fore end -.at the front end of said body,
35 the drawing which, by way of illustration, shows
' a cooling jacket is located in the lower rear part
.
What I claimis:
tion will be hereinafter set forth in the accom
Fig. l is a part sectional view of a ?ying ma
'40 chine according to the present invention.
- Fig. 2 is a part sectional view of a modi?ed ?y
'
While I believe the above described embodi
ments of my invention to be preferred embodi 25
ments, I wish it to be understood that I do not
desire to be limited to the exact details of design
and construction shown and described, for‘ob
used for cooling said motor.
Another object of this invention is to provide a
?ying machine having a pneumatically operated
hollow rotor and guide means within said rotor
.
'
through channel 53 in. which the motor is lo
matically operated rotor, a blower, a body, ‘and
ment of my invention.
-
taken. in or‘- exhausted by ‘ the blower passes
the provision of a ?ying machine having a pneu
within said rotor.
I
Fig. '2 illustrates an embodiment of my'inven
tion using the pneumatic reaction type rotor drive 15
and an air cooled motor 54 driving the air blow
er 50 and located adjacent thereto. Blower 50 is
rotatably carried by bearings Si ‘and 52'. The air
to said propeller and providing the interior of
said propeller with a current of air, said channel
assuring a streamlined ?ow of the air and re
ducing resistance to air flow adjacent to said
blower means, whereby the operating efficiency 45
of said blower means and of said propeller is
increased.
'
.
2. In a ?ying machine, a body having an outer
surface, a pneumatically operated propeller ro
tatably connected to the fore end of said body 50
and having hollow wings producing lift and pro
pelling power for said ?ying machine and con‘sti—
rotor 42 of a blower supplying operating air for tuting a unit located outside of and substantially
the
hollow rotor 33. _Shaft 4| is carried by the _ separate from said body. 8, blower means air con-'
55
1bearings 43 and 44. With its ball-shaped end I20, ductingly connected with the interior of said 55
blower 42 extends into the interior of rotor 33, wings, an air channel formed through said body,
which is equipped with a'. projecting part 45 of said channel having a fore end which‘ terminates ‘
such con?guration as to facilitate. the air ?ow in said propeller and contains said blower means, '
60 between the blower and the interior of the rotor. and having a rear end which opens remote from}
. shaft 4!, motor 38 is connected with and-drives
2
'
f 2,119,800
said propeller at the upper surface of said. body. said propeller at the outer surface of said body,
3. In a ?ying machine, a body having an outer
surface, a pneumatically operated propeller ro
tatably connected to the fore end of 'said body
CB and having hollow wings producing lift and pro
pelling power for said flying machine and consti
tuting a unit located outside of and substantially
10
and a power motor located in said body outside
of said channel, and a shaft connecting saidv
motor and said blower means, said shaft extend
ing through said compartment and through said
separate from said body, a blower means air con
channel.
7. In a ?ying machine, a body with an air‘
channel formed therethrough and opening with
ductingly connected with the interior of said
wings, an air channel formed through said body,
its rear end at the outer surface of said body
and with its fore end at the front end of said 10
said channel having a fore end which terminates body, a pneumatically operated, substantially
in said propeller and contains said blower means, ' hollow propeller rotatably connected with the
and having a rear end which opens remote from front end of said body and, for air flow, with the
said propeller at the outer surface of said body, fore end of said channel, blower means located
within the fore end of said air channel and hav 15
15 and a power motor connected with and drbling
said blower means and being also locatedvin the ing a rotor which extends axially into the interior
fore end of said channel, and being cooled by air ‘of said propeller, ‘and providing the interior of
passing through said channel.
said propeller with a current of air, said channel
4. In a ?ying machine, a body having an outer
surface, a pneumatically operated propeller ro
tatably connected to the fore end of said’ body
and having hollow wings producing lift and
propelling power for said flying machine and
constituting a unit located outside of and sub-‘
25 stantially separate from said body, a blower means
, air conductingly connected with the interior of
said wings, an air channel formed through said
body,‘ said channel having a fore end which
terminates in said propeller and contains said
blower means, and having a rear end which opens
remote from said propeller at the outer surface
of said body, and a power motor connected with‘
and driving said blower means and being located
in said body outside of said channel, a cooler lo
35 cated in said air channel and being cooled by
air passing through said channel, and circulating
conduits connecting said motor and said cooler
for circulating a cooling agent through said
40
motor and cooler.
5. In a ?ying machine, a body having an outer
surface, a pneumatically operated propeller ro
assuring a streamlined flow of the air and re
ducing resistance to air ?ow adjacent to said
blower means, wherebythe operating efficiency
26
of said blower means and of said propeller is in- >
- creased.
"
8. In a ?ying machine, a body with an air
channel formed therethrough and opening with 25
its rear. end at the outer surface of said body and
with its fore end at the front end of said body, a
pneumatically operated, substantially hollow pro- I
peller rotatably connected with the front end of
said body and, for air flow, with the fore end of 30
said channel, blower means located within the
'fore end of said air channel and having a rotor
with a hemispherical portion which extends axi
ally into the interior of said propeller, and pro
viding the interior of said propeller with 9. cur 35
rent of air, said channel assuring a streamlined
flow of the air and reducing resistance to air flow
adjacent to said blower means whereby the oper
ating e?iciency of said blower means and of said
propeller is increased.
9. In a ?ying machine, a body with an air
channel formed therethrough and opening with
tatably connected to the fore end of said body and
having hollow wings producing lift and propelling
power for said flying machine and constituting
its rear end at the outer surface of said body and
with its fore end at the front end of said body,
a unit located outside of and substantially sep
arate from said body, a blower means air con
a pneumatically operated, substantially hollow 45.
propeller rotatably connected with the front end
of said body and, for air ?ow, with the fore end
ductingly connected with the interior of said
wings, an air channel formed through said body, of said channel, blower means located within the
said channel having a fore end which terminates fore end ofsaid air channel and directly adjacent
in said propeller and contains said blower means, , to said propeller and providing the interior of
and having a rear end which opens remote from said propeller with a current of air, said propeller
said propeller at the outer surface of said body, having internally projecting guide means adja
and a power motor connected with and driving cent to said blower means for directing and dis
said blower means and being located in said body tributing the air current produced by said blower
outside of said channel, a cooler located adjacent
10. In a ?ying machine, a body with an air
to said rear end of said channel-and being cooled
channel formed therethrough and opening with
by air passing through said channel, and cir
culating conduits connecting said motor and said its rear end at the outer surface of said body
cooler. for circulating a cooling agent through and with its fore end at the front. end of said
body, a pneumatically operated, substantially
60 said motor and cooler.
6. In a ?ying machine, a body having an outer hollow propeller rotatably connected with the
front end of said body and, for air flow, with the
surface, a pneumatically operated propeller ro
tatably connected to the fore and of said body and fore end of said channel, blower means located
within the fore and of said air channel and having
having hollow wings producing lift and propel
a rotor which extends axially into the interior
65 ling power for said flying machine and constitut
ing a unit located outside of and substantially of said propeller and providing. the interior-of
separate from said body, a blower means air said propeller with a current of air, said propeller
conductingly connected with the interior of said ' having internally projecting guide means ad
wings, an air channel formed through said body, jacent to said blower means for directing and dis
70 said channel having a fore end which terminates tributing the air current produced by said blower
in said propeller and contains said blower means, means. >
CLAUDE DORNIER.
and having a rear end which opens remote from
means.
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so
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60
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