Wikimedia Commons

File:Screw-Threaded Mechanism.jpg

Original file ‎(1,377 × 1,803 pixels, file size: 509 KB, MIME type: image/jpeg)

Captions

Captions

Add a one-line explanation of what this file represents

Summary

edit
Description
English: Patent Drawing for "Screw-Threaded Mechanism" original roller screw, U.S. Patent 2,683,379 (1954), with legend added.
Date Filed July 7, 1950
Source US Patent n° 2,683,379
Author Carl Bruno Strandgren

Licensing

edit
Public domain The text and illustrations of US patents published before March 1, 1989 are in the public domain unless the patent text contains a specific notice that portions are copyrighted. See 37 CFR 1.71(d), 37 CFR 1.84(s)

The original patent contains no such notice, so its contents are in the public domain. Note: This only applies to images published before March 1, 1989. Patents published after that date are most likely copyrighted, unless in the public domain for another reason, such as {{PD-ineligible}}.


Original upload log

edit

Transferred from en.wikipedia to Commons using For the Common Good.

The original description page was here. All following user names refer to en.wikipedia.
Date/Time Dimensions User Comment
17:22, 20 January 2011 1,377 × 1,803 (521,186 bytes) w:en:Catsquisher (talk | contribs) {{Information |Description={{en|1=Patent Drawing for "Screw-Threaded Mechanism" original roller screw, U.S. Patent 2,683,379 (1954), with legend added.}} |Source=[http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current20:23, 3 October 2018Thumbnail for version as of 20:23, 3 October 20181,377 × 1,803 (509 KB)Arlene the bean (talk | contribs)Transferred from en.wikipedia: see original upload log above

You cannot overwrite this file.

There are no pages that use this file.

File usage on other wikis

The following other wikis use this file:

Metadata

This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.

Retrieved from "https://commons.wikimedia.org/w/index.php?title=File:Screw-Threaded_Mechanism.jpg&oldid=407208919"