(
1
of
1
)
Full text is not available for this patent. Click on "Images" button above to view full patent.
United States Patent
2,830,473
Issue Date:
April 15, 1958
Current U.S. Class:
475/339
; 74/440; 475/348; 74/409; 475/347; 73/865.3
Current CPC Class:
F16H 1/2863 (20130101); F16H 55/18 (20130101); Y10T 74/19898 (20150115); Y10T 74/19623 (20150115)
Current International Class:
F16H 1/28 (20060101)
* * * * *
![[US Patent & Trademark Office, Patent Full Text and Image Database]](/netaicon/PTO/patfthdr.gif)
![[Home]](/netaicon/PTO/home.gif)
![[Boolean Search]](/netaicon/PTO/boolean.gif)
![[Manual Search]](/netaicon/PTO/manual.gif)
![[Number Search]](/netaicon/PTO/number.gif)
![[Help]](/netaicon/PTO/help.gif)
![[Bottom]](/netaicon/PTO/bottom.gif)
![[View Shopp
ing Cart]](/netaicon/PTO/cart.gif)
![[Add to Shopping Cart]](/netaicon/PTO/order.gif)
![[Image]](/netaicon/PTO/image.gif)
![[Top]](/netaicon/PTO/top.gif)