Patents by Inventor Viktor Evdokimovich Kilin

Viktor Evdokimovich Kilin has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4071094
    Abstract: A tool comprises a body, a hammer accommodated in the body, a working implement removably received in the front end portion of the body, a differential spring having one end connected to the front end part of the body, and the other end of a tapered shape resting with its inner surface against the tapered outer surface of a sleeve, which embraces the working implement, in the direction of the rear end of the body so as to urge the sleeve with its rear end face against the front end face of the body and with the inner surface against the outer surface of the working implement, whereby the sleeve together with the spring form a resilient coupling between the body and the working implement, said coupling allowing the working implement to move forward at the instant of blow, with the working implement being jammed in the material being demolished, due to the expansion of the spring, while after the delivery of a blow said coupling causing the body to move forward under the action of the spring being contracted, w
    Type: Grant
    Filed: June 21, 1973
    Date of Patent: January 31, 1978
    Inventors: Viktor Evdokimovich Kilin, Anas Galimovich Galimov, Oleg Alexandrovich Yankovsky, Nikolai Alexandrovich Klushin, Petr Avramovich Maslakov