US Patent: 4,942,356
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| Modular electronic device
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Patentees:
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| David R. Ellingen (exact or similar names) - Kenosha, WI |
| Steven E. Michalski (exact or similar names) - Franklin, WI |
| Daniel Mieczkowski (exact or similar names) - Kenosha, WI |
| Larry D. Pacetti (exact or similar names) - Kenosha, WI |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 26, 1989 |
| Granted: |
Jul. 17, 1990 |
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Stan Schulz
Snap-On Tools Company History
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Description: |
| Emrich & Dithmar - patent attorneys
Abstract
The modular electronic device includes a main unit and at least one plug-in module adapted to be removably slid on to and mounted on the main unit. There are first and second interfitting connectors respectively on the main unit and the module which automatically interfit when the module is mounted. First and second interfitting track structure are respectively on the module and main unit to facilitate sliding the module onto the main unit. Finally, there is first and second interfitting latching elements respectively on the main unit and the module to hold the module latched in place.
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