USD27693S - Design for a wing for air-blasts - Google Patents
Design for a wing for air-blasts Download PDFInfo
- Publication number
- USD27693S USD27693S US D27693 S USD27693 S US D27693S
- Authority
- US
- United States
- Prior art keywords
- design
- wing
- blasts
- air
- thomson
- Prior art date
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- 241001446467 Mama Species 0.000 description 1
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Description
DESIGN.
E. THOMSON.
WING FOR AIR BLASTS.
No. 27,693. Patented Sept. 28, 1897.
mama .fl. I w
UNITED STATES PATENT OFFICE.
lClQIllU THOMSON, ()1? ,\t'\\"i\r\ll tl()1"l, MASSACHKSETTS, ASSIGXOH TO THE GENERAL lCLlCtTlllt' COMPANY, (ll XFAV YORK.
DESIGN FOR A WING FOR AlR-BLASTS.
SPECIFICATION forming part of Design No. 27,693, dated September 28, 1897.
Application filed June 30,1897 Serial No. 643,036. Term 0', patent 14 years To all whom it "my ('Ullfffl'll.
lie it known that I, ELTHUTHtHlSl)N, a eili zen of the United States, residing at Swampseott, in the county of Essex, State of Mnsszr ehusetts, have invented and produced a new and original Design for \Yings for Air-Blasts, (Case No. 587,) of which the following is n specification, reference being had herein in the 3000111112111)'ll1g drmvings, in which Figure 1 is n \lOW in perspective of u wing for an nir-blast eonslrueted according to my design, and Fig, 2 is a cross-section.
As shown in the drawings, the leading or nmterinil feature of the design is n rectangular block having tlut parallel sides, one 01 which is hollowed out.
Referring" now by letter, the wing- A is pro rided with flat parallel surfaces C and 1).
The former I have designated as the front and the latter as the hack.- The front is hollowed out, us shown at 1). The ends E and I! are flat and form right angles with the i'rontand lmek. The side G iscurvcd slightly and in such manner that the frontsurfaee C is :1 trille longerthun the back surface 1 Side 1] extends parallel to side 4 and is rounded, so that it forms a semicircle.
Having thus (llSCl'lhLtl my invention, what I claim is- The design for n wing for an air-blast, sill.)- stnnl izlll as deserilml and shown.
lilillll THUMSON.
\Yilnesscs:
JoHx GLBHUNl-IY, ll, 0. WEsTENnAnr.
Family
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