Legal Opinion
Root v. John T. Robinson Co.
District Court, D. Massachusetts
Decided April 8, 1931No. 3210Published
1Opinion of the Court
MORTON, District Judge, ’. . ,> „ . . . , “ a f1* fof al^ed of the patent to Root and Conn No. 1,131,-161j datod March 9, 1915, for safety devices on punching machines.
_ The patent relates to that class of ma-chines in which a reciprocating part is brought powerfully against a fixed one, so as squeeze or perforate the work which is interposed between them. All such machines are dangerous because of the possibility that the operative’s fingers may be caught in the press or puneh and severely injured. It occurred to Root and Conn that this danger could be avoided if one of said parts was so…
2Cases cited9 opinions
- Miller v. RobertsonSupreme Court of the United States · 1924
- McMaster v. . Pres., Etc., Ins. Co. of N. Am.New York Court of Appeals · 1873
- Guaranty Security Corp. v. Eastern Steamship Co.Massachusetts Supreme Judicial Court · 1922
- Lee v. . AdsitNew York Court of Appeals · 1867
- Central Coal & Coke Co. v. George S. Good & Co.Court of Appeals for the Eighth Circuit · 1903
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