Patent US274913A successfully refreshed from Google Patents.
Patent US3131519A successfully refreshed from Google Patents.
US3131519A
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Inserting machine for the contents of envelopes
Assignee: National Manuf Corp
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Filing: 1961-09-25
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Granted: 1964-05-05
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Expires: 1981-09-25
Abstract
No abstract record available.
Inventors
- 👤 Paul B Webster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:46
CPC Classifications
B; B43; B43M; B43M3/00; B43M3/04; B43M3/045
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
AN INSERTING MACHINE FOR THE CONTENTS OF ENVELOPES COMPRISING MEANS TO SUPPORT A STACK OF ENVELOPES, MEANS TO OPEN SUCCESSIVE ENVELOPES IN THE STACK, A CARRIER FOR THE INSERTS TO BE PLACED IN THE ENVELOPES, MEANS TO DEPOSIT A SAID INSERT ON SAID CARRIER, MEANS COMPRISING A FLUID ACTUATOR RESPONSIVE TO ELECTRICAL SIGNALS TO RECIPROCATE SAID CARRIER BETWEEN A FIRST POSITION FREE OF THE ENVELOPES AND A SECOND POSITION WITH SAID INSERT INSIDE A SAID ENVELOPE HAVING BEEN OPENED, MEANS TO CONTROL THE ADVANCE OF SAID CARRIER FROM SAID FIRST TO SAID SECOND POSITION COMPRISING A FIRST ELECTRICAL SWITCH RESPONSIVE TO THE WEIGHT OF SAID INSERT ON SAID CARRIER AND CIRCUIT MEANS TO APPLY SIGNALS TO SAID ACTUATOR UNDER CONTROL OF SAID FIRST SWITCH, MEANS TO CONTROL RETRACTION OF SAID CARRIER FROM SAID SECOND TO SAID FIRST POSITION IN TIME SEQUENCE TO THE ADVANCE THEREOF FROM SAID FIRST TO SAID SECOND POSITION, AND MEANS TO MAINTAIN SAID INSERT INSIDE SAID ENVELOPE DURING RETRACTION OF SAID CARRIER.
Claim 2
Dependent Claim
166 words
AN INSERTING MACHINE FOR THE CONTENTS OF ENVELOPES COMPRISING MEANS TO SUPPORT A STACK OF ENVELOPES, MEANS TO OPEN SUCCESSIVE ENVELOPES IN THE STACK, A CARRIER FOR THE INSERTS TO BE PLACED IN THE ENVELOPES, MEANS TO DEPOSIT A SAID INSERT ON SAID CARRIER, MEANS COMPRISING A FLUID ACTUATOR RESPONSIVE TO ELECTRICAL SIGNALS TO RECIPROCATE SAID CARRIER BETWEEN A FIRST POSITION FREE OF THE ENVELOPES AND A SECOND POSITION WITH SAID INSERT INSIDE A SAID ENVELOPE HAVING BEEN OPENED, MEANS TO CONTROL THE ADVANCE OF SAID CARRIER FROM SAID FIRST TO SAID SECOND POSITION COMPRISING A FIRST ELECTRICAL SWITCH RESPONSIVE TO THE WEIGHT OF SAID INSERT ON SAID CARRIER AND CIRCUIT MEANS TO APPLY SIGNALS TO SAID ACTUATOR UNDER CONTROL OF SAID FIRST SWITCH, MEANS TO CONTROL RETRACTION OF SAID CARRIER FROM SAID SECOND TO SAID FIRST POSITION IN TIME SEQUENCE TO THE ADVANCE THEREOF FROM SAID FIRST TO SAID SECOND POSITION, AND MEANS TO MAINTAIN SAID INSERT INSIDE SAID ENVELOPE DURING RETRACTION OF SAID CARRIER.
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) | 1967-05-05 | 1967-11-04 | 1968-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-05 | 1971-11-04 | 1972-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-05 | 1975-11-04 | 1976-05-05 | $7700.00 | Window Closed / Lapsed |