US3274860A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Controllable reciprocator
Assignee: DeVilbiss Co
•
Filing: 1964-03-23
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Granted: 1966-09-27
•
Expires: 1984-03-23
Abstract
No abstract record available.
Inventors
- 👤 William D Gauthier
- 👤 Kock Erhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:39
CPC Classifications
B; B05; B05B; B05B13/00; B05B13/02; B05B13/04; B05B13/0405; B05B5/00; B05B5/08; B05B13/0278; Y; Y10; Y10T; Y10T74/00; Y10T74/16; Y10T74/1608; Y10T74/1625; Y10T74/1642; Y10T74/18; Y10T74/18056; Y10T74/18176; Y10T74/18184; Y10T74/182; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/206; Y10T74/21; Y10T74/2142; Y10T74/2154; Y10T74/2156; Y10T74/2157; Y10T74/2173; Y10T74/2179
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
151 words
A MECHANISM FOR RECIPROCATING AN ELECTROSTATIC SPRAY GUN OR THE LIKE COMPRISING A FRAME, SPACED PARALLEL ARMS PIVOTED ON SPACED POINTS ON SAID FRAME, A GUN MOUNTING STEM CONNECTING SAID ARMS, ONE OF SAID ARMS EXTENDING ON THE OPPOSITE SIDE OF SAID FRAME TO PROVIDE A DRIVING LEVER FOR SAID STEM FULCRUMED ON SAID FRAME, DRIVE MEANS INCLUDING A CONNECTING ROD TO RECIPROCATE SAID DRIVING LEVER, MEANS TO ADJUST THE POINT OF CONNECTION BETWEEN SAID CONNECTING ROD AND SAID DRIVING LEVER TOWARDS AND AWAY FROM SAID FULCRUM TO VARY THE LENGTH OF THE RECIPROCATING STROKE OF SAID STEM, AND ADDITIONAL MEANS TO ADJUST THE POSITION OF THE DRIVEN END OF SAID CONNECTING ROD ABOUT SAID FULCRUM TO VARY THE MIDPOINT OF SAID RECIPROCATING MOVEMENT WITHOUT SIGNIFICANTLY CHANGING THE LENGTH OF SAID RECIPROCATING STROKE, SAID DRIVING LEVER BEING ARCUATE ABOUT A CENTER NEAR THE MIDPOINT OF THE ADJUSTMENT OF SAID ADDITIONAL MEANS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |