Patent US3118334A successfully refreshed from Google Patents.
US3118334A
Expired / Lapsed
US
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Fig-ib
Assignee: Harris Graphics Corp
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Filing: —
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Granted: 1964-01-21
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Expires: 1981-01-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:52
CPC Classifications
B; B26; B26D; B26D7/00; B26D7/01; B26D7/015; B23; B23D; B23D15/00; B23D15/06; G; G05; G05D; G05D3/00; G05D3/12; G05D3/20; Y; Y10; Y10T; Y10T83/00; Y10T83/141; Y10T83/162; Y10T83/166; Y10T83/169; Y10T83/171; Y10T83/444; Y10T83/4516
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
237 words
A CONTROL FOR POSITIONING A MOVABLE MEMBER HAVING SUBSTANTIAL INERTIA IN A PLURALITY OF PREDETERMINED INFINITELY VARIABLE POSITIONS, COMPRISING POSITION CONTROL MEANS EXTENDING ALONG A DEFINED PATH AND INCLUDING A PLURALITY OF PULSE GENERATING MEANS SPACED THEREON TO DEFINE SUCCESSIVE DESIRED POSITIONS OF SAID MEMBER, DUAL SPEED DRIVE MEANS CONNECTED TO MOVE SAID MEMBER AND SELECTIVELY OPERABLE AT RELATIVELY HIGH OR LOW SPEEDS, PULSE SENSING MEANS FOR SCANNING SAID POSITION CONTROL MEANS, MEANS MOUNTING SAID PULSE SENSING MEANS TO SCAN SAID POSITION CONTROL MEANS AND SENSE INDIVIDUAL CONTROL PULSES THEREFROM, MEANS CONNECTED TO PRODUCE RELATIVE SCANNING MOVEMENT BETWEEN SAID POSITION CONTROL MEANS AND SAID PULSE SENSING MEANS IN CORRELATED RELATION TO MOVEMENT OF SAID MOVABLE MEMBER, MEANS FOR CAUSING LIMITED RELATIVE MOVEMENT BETWEEN SAID CONTROL MEANS AND SAID PULSE SENSING MEANS INDEPENDENTLY OF MOTION OF SAID MEMBER AND BETWEEN PREDETERMINED LIMITS DEFINING HIGHTO-LOW AND LOW-TO-STOP REFERENCE POSITIONS OF SAID PULSE SENSING MEANS, CONTROL MEANS RECEIVING CONTROL PULSES FROM SAID PULSE SENSING MEANS AND OPERATIVELY CONNECTED TO SAID DUAL SPEED DRIVE MEANS FOR CAUSING A SHIFT THEREOF FROM HIGH-TO-LOW SPEED IN RESPONSE TO THE FIRST SENSING OF A PULSE FROM SAID CONTROL MEANS AND FOR AGAIN SENSING THE SAME PULSE IN THE LOW-TO-STOP POSITION FOR TRANSMITTING A STOP SIGNAL TO SAID DRIVE MEANS, AND MEANS FOR ACTUATING SAID LIMITED MOVEMENT CAUSING MEANS BEFORE STARTING SAID DRIVE MEANS TO DETERMINE THE SPEED AT WHICH SAID DRIVE MEANS IS STARTED.
Claim 2
Dependent Claim
237 words
A CONTROL FOR POSITIONING A MOVABLE MEMBER HAVING SUBSTANTIAL INERTIA IN A PLURALITY OF PREDETERMINED INFINITELY VARIABLE POSITIONS, COMPRISING POSITION CONTROL MEANS EXTENDING ALONG A DEFINED PATH AND INCLUDING A PLURALITY OF PULSE GENERATING MEANS SPACED THEREON TO DEFINE SUCCESSIVE DESIRED POSITIONS OF SAID MEMBER, DUAL SPEED DRIVE MEANS CONNECTED TO MOVE SAID MEMBER AND SELECTIVELY OPERABLE AT RELATIVELY HIGH OR LOW SPEEDS, PULSE SENSING MEANS FOR SCANNING SAID POSITION CONTROL MEANS, MEANS MOUNTING SAID PULSE SENSING MEANS TO SCAN SAID POSITION CONTROL MEANS AND SENSE INDIVIDUAL CONTROL PULSES THEREFROM, MEANS CONNECTED TO PRODUCE RELATIVE SCANNING MOVEMENT BETWEEN SAID POSITION CONTROL MEANS AND SAID PULSE SENSING MEANS IN CORRELATED RELATION TO MOVEMENT OF SAID MOVABLE MEMBER, MEANS FOR CAUSING LIMITED RELATIVE MOVEMENT BETWEEN SAID CONTROL MEANS AND SAID PULSE SENSING MEANS INDEPENDENTLY OF MOTION OF SAID MEMBER AND BETWEEN PREDETERMINED LIMITS DEFINING HIGHTO-LOW AND LOW-TO-STOP REFERENCE POSITIONS OF SAID PULSE SENSING MEANS, CONTROL MEANS RECEIVING CONTROL PULSES FROM SAID PULSE SENSING MEANS AND OPERATIVELY CONNECTED TO SAID DUAL SPEED DRIVE MEANS FOR CAUSING A SHIFT THEREOF FROM HIGH-TO-LOW SPEED IN RESPONSE TO THE FIRST SENSING OF A PULSE FROM SAID CONTROL MEANS AND FOR AGAIN SENSING THE SAME PULSE IN THE LOW-TO-STOP POSITION FOR TRANSMITTING A STOP SIGNAL TO SAID DRIVE MEANS, AND MEANS FOR ACTUATING SAID LIMITED MOVEMENT CAUSING MEANS BEFORE STARTING SAID DRIVE MEANS TO DETERMINE THE SPEED AT WHICH SAID DRIVE MEANS IS STARTED.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-20 | 1967-07-22 | 1968-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-20 | 1971-07-22 | 1972-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-20 | 1975-07-22 | 1976-01-21 | $7700.00 | Window Closed / Lapsed |