US3172161A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic machines
Assignee: TRUCBLOOD Inc
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Filing: 1962-08-20
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Granted: 1965-03-09
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Expires: 1982-08-20
Abstract
No abstract record available.
Inventors
- 👤 Elmer D Trucblood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:02
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/20; B29C45/23; B29C2045/235
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
197 words
IN A PLASTIC INJECTION MACHINE HAVING AN INJECTION CYLINDER MOUNTED ON THE MACHINE FRAME FOR THE MOVEMENT OF AN INJECTION NOZZLE INTO CLOSING CONTACT WITH A NOZZLE PLATE ON A MOLD AND FOR WITHDRAWING THEREFROM SUBSEQUENT TO INJECTION, THE IMPROVEMENT COMPRISING A LONGITUDINALLY EXTENDING PASSAGEWAY IN SAID NOZZLE TERMINATING IN AN INJECTION ORIFICE, MEANS IN SAID NOZZLE DEFINING A TRANSVERSE BORE IN INTERSECTING RELATION TO SAID PASSAGEWAY ADJACENT SAID ORIFICE, A PIN RECIPROCABLE RECEIVED IN SAID BORE AND DEFINING A PASSAGE THERETHROUGH ALIGNABLE WITH SAID NOZZLE PASSAGEWAY IN A FIRST POSITION THEREOF PROVIDING PLASTIC FLOW THERETHROUGH AND BLOCKING SAID PASSAGEWAY IN A SECOND POSITION, A PIN OPERATING TOGGLE PIVOTALLY MOUNTED ON SAID NOZZLE FOR ROCKING MOVEMENT, MEANS CONNECTING ONE END OF SAID TOGGLE TO SAID PIN TO EFFECT RECIPROCATING FLOW CONTROLLING MOVEMENT THEREOF WITH ROCKING MOVEMENT OF SAID TOGGLE, AND MEANS ON SAID FRAME PIVOTALLY SECURING ANOTHER END OF SAID TOGGLE FOR EFFECTING SAID ROCKING MOVEMENT OF SAID PLASTIC CYLINDER FREE OF ANY ROCATING MOVEMENT OF SAID PLASTIC CYLINDER FREE OF ANY OPERATIVE CONNECTION WITH SAID MOLD FOR MOVING OF SAID PIN FROM SAID SECOND TO SAID FIRST POSITION WITH SAID CLOSING CONTACT WITH SAID NOZZLE PLATE.
Claim 2
Dependent Claim
197 words
IN A PLASTIC INJECTION MACHINE HAVING AN INJECTION CYLINDER MOUNTED ON THE MACHINE FRAME FOR THE MOVEMENT OF AN INJECTION NOZZLE INTO CLOSING CONTACT WITH A NOZZLE PLATE ON A MOLD AND FOR WITHDRAWING THEREFROM SUBSEQUENT TO INJECTION, THE IMPROVEMENT COMPRISING A LONGITUDINALLY EXTENDING PASSAGEWAY IN SAID NOZZLE TERMINATING IN AN INJECTION ORIFICE, MEANS IN SAID NOZZLE DEFINING A TRANSVERSE BORE IN INTERSECTING RELATION TO SAID PASSAGEWAY ADJACENT SAID ORIFICE, A PIN RECIPROCABLE RECEIVED IN SAID BORE AND DEFINING A PASSAGE THERETHROUGH ALIGNABLE WITH SAID NOZZLE PASSAGEWAY IN A FIRST POSITION THEREOF PROVIDING PLASTIC FLOW THERETHROUGH AND BLOCKING SAID PASSAGEWAY IN A SECOND POSITION, A PIN OPERATING TOGGLE PIVOTALLY MOUNTED ON SAID NOZZLE FOR ROCKING MOVEMENT, MEANS CONNECTING ONE END OF SAID TOGGLE TO SAID PIN TO EFFECT RECIPROCATING FLOW CONTROLLING MOVEMENT THEREOF WITH ROCKING MOVEMENT OF SAID TOGGLE, AND MEANS ON SAID FRAME PIVOTALLY SECURING ANOTHER END OF SAID TOGGLE FOR EFFECTING SAID ROCKING MOVEMENT OF SAID PLASTIC CYLINDER FREE OF ANY ROCATING MOVEMENT OF SAID PLASTIC CYLINDER FREE OF ANY OPERATIVE CONNECTION WITH SAID MOLD FOR MOVING OF SAID PIN FROM SAID SECOND TO SAID FIRST POSITION WITH SAID CLOSING CONTACT WITH SAID NOZZLE PLATE.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-08 | 1968-09-07 | 1969-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-08 | 1972-09-07 | 1973-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-08 | 1976-09-07 | 1977-03-09 | $7700.00 | Window Closed / Lapsed |