External surface of a splined nut

- Ingersoll-Rand Company
Description

FIG. 1 is a top perspective view of an external surface for a splined nut showing our new design;

FIG. 2 is a reduced top view thereof, the bottom being a mirror image;

FIG. 3 is a front view taken in the direction of the arrows on line 3--3 of FIG. 2;

FIG. 4 is a rear view taken in the direction of the arrows on line 4--4 of FIG. 2;

FIG. 5 is left side view taken in the direction of the arrows on line 5--5 of FIG. 2, the right side being a mirror image; and,

FIG. 6 is a top perspective view of a second embodiment of the design of FIG. 1, the only difference being the omission of the chamfered edges.

The broken lines showing the internal surface of the splined nut are for illustrative purposes only and form no part of the claimed design.

Referenced Cited
U.S. Patent Documents
771218 September 1904 Gilman
1084270 January 1914 Hansen
1141650 June 1915 Oldham
1740684 December 1929 Gartin
2572840 October 1951 Curtis
2970483 February 1961 Schrum, Jr.
3149681 September 1964 Drew
3166131 January 1965 Worman
3322208 May 1967 Skoog
3517754 June 1970 Hughes
4289210 September 15, 1981 Schoeffler
4319646 March 16, 1982 Emonet
5139093 August 18, 1992 Lyon et al.
Patent History
Patent number: D355355
Type: Grant
Filed: Oct 9, 1992
Date of Patent: Feb 14, 1995
Assignee: Ingersoll-Rand Company (Woodcliff Lake, NJ)
Inventors: Paul B. Campbell (Roanoke, VA), Robert R. Kimberlin (Troutville, VA)
Primary Examiner: B. J. Bullock
Attorney: John J. Selko
Application Number: 0/338
Classifications
Current U.S. Class: D/8397