US Patent: 1,995,009
|
Ratchet Mechanism
|
Patentees:
|
Edward M. Pfauser (exact or similar names) - Milwaukee, WI |
Sigmund Mandl (exact or similar names) - Milwaukee, WI |
|
Patent Dates:
|
Applied: |
Dec. 05, 1931 |
Granted: |
Mar. 19, 1935 |
Patent Pictures:
|
|
Edward M. Pfauser & Sigmund Mandl patent March 19, 1935 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Stan Schulz
|
Description: |
Reversible ratchet using paired pawls within the upper portion of the "driven member."
Alloy Artifacts shows Blackhawk ratchets marked "U.S. Pats. 1927844 RE-19287 1995009. |
|