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Patent It Yourself - PDF Archive

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52 | PATENT IT YOURSELF<br />

TITLE: Self-Adjusting Can Opener — Building & Testing<br />

REFERENCE: Conception recorded on page 23.<br />

DESCRIPTION: A working model of this opener was made for me by Fred Smith of<br />

Model Makers, Inc., starting Sept. 1. <strong>It</strong> was finished Sept. 13. <strong>It</strong> was made of<br />

cold-rolled steel, 13 mm. thick, with brass bearings [etc.]…<br />

27<br />

Here is the photo we took on Sept. 15:<br />

Locking groove<br />

PHOTO<br />

Sliding clamp<br />

RAMIFICATIONS: We also tried a nylon hinge, but it did not work because…<br />

TEST DESCRIPTION: We tried the opener on fifty different cans, from size __<br />

to size __ …<br />

TEST RESULTS: For the size __ cans, the opener worked as well as the Ajax brand,<br />

opening each can in an average time of 8.3 seconds, the same as we obtained with<br />

the Ajax brand. [etc.]…<br />

INVENTOR:<br />

Irma Inventor<br />

DATED:<br />

20xx/9/27<br />

THE ABOVE CONFIDENTAL INFORMATION IS WITNESSED AND UNDERSTOOD:<br />

Steve Elias<br />

20xx/9/27<br />

Fred Friendly<br />

20xx/9/27<br />

Fig. 3B—Properly Completed Notebook Page Showing Building and Testing

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