This technology image could be re-created using vector graphics as an SVG file . This has several advantages; see Commons:Media for cleanup for more information. If an SVG form of this image is available, please upload it and afterwards replace this template with {{ vector version available | new image name }} . It is recommended to name the SVG file “Face Worm Gear.svg”—then the template Vector version available (or Vva ) does not need the new image name parameter.

This technology image was uploaded in the JPEG format even though it consists of non-photographic data . This information could be stored more efficiently or accurately in the PNG or SVG format. If possible, please upload a PNG or SVG version of this image without compression artifacts , derived from a non-JPEG source (or with existing artifacts removed ). After doing so, please tag the JPEG version with {{Superseded|NewImage.ext}} and remove this tag. This tag should not be applied to photographs or scans. If this image is a diagram or other image suitable for vectorisation , please tag this image with {{Convert to SVG}} instead of {{BadJPEG}} . If not suitable for vectorisation, use {{Convert to PNG}} . For more information, see {{BadJPEG}} .

Summary

Licensing

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

Upload date | User | Bytes | Dimensions | Comment

• 2010-12-24 00:26 (UTC) | Catsquisher | 199527 (bytes) | 1029×831 | <!== {{int:filedesc}} == {{Information |Description={{en|1=Face worm gear illustration from U.S. Patent 6,128,969 (2000), cropped, edited, annotated.}} |Source=[http://patimg1.uspto.gov/.piw?docid=07270619&PageNum=2&IDKey=948A42D20E88&HomeUrl=http://patft