Ship propeller duct
Description
FIG. 1 is a view in rear perspective of the ship propeller duct.
FIG. 2 is a view in front perspective thereof.
FIG. 3 is a view in cross-section of the ship propeller duct.
FIG. 4 is a view in side elevation of FIG. 3.
The broken line disclosure of a propeller and shaft is for illustrative purposes only.
Referenced Cited
U.S. Patent Documents
| 2566525 | September 1951 | Kort |
| 3179081 | April 1965 | Backhaus et al. |
| 3487805 | January 1970 | Satterthwaite et al. |
| 3499412 | March 1970 | Antes |
Patent History
Patent number: D242616
Type: Grant
Filed: Aug 31, 1973
Date of Patent: Dec 7, 1976
Inventors: Leonard Meyerhoff (New York, NY), Stanley A. Meyerhoff (New York, NY)
Primary Examiner: Alan P. Douglas
Attorney: Leonard Meyerhoff
Application Number: 5/393,644
Type: Grant
Filed: Aug 31, 1973
Date of Patent: Dec 7, 1976
Inventors: Leonard Meyerhoff (New York, NY), Stanley A. Meyerhoff (New York, NY)
Primary Examiner: Alan P. Douglas
Attorney: Leonard Meyerhoff
Application Number: 5/393,644
Classifications
