US3253532A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Popcorn vending machine
Assignee: EHD Inc
•
Filing: 1963-06-26
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Granted: 1966-05-31
•
Expires: 1983-06-26
Abstract
No abstract record available.
Inventors
- 👤 Jones John Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:24
CPC Classifications
G; G07; G07F; G07F17/00; G07F17/0064; G07F17/0078; G07F17/0085; A; A47; A47J; A47J37/00; A47J37/04; A47J37/047
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
242 words
IN AN APPARATUS FOR THE AUTOMATIC POPPING OF POPCORN INCLUDING A HOUSING, A BASKET SUPPORTED FOR ROTATION IN SAID HOUSING HAVING AN INLET FOR UNPOPPED CORN AND A DISCHARGE OPENING FOR POPPED CORN, A SUPPLY BIN FOR UNPOPPED CORN, A TRANSFER MEANS FOR TRANSMITTING UNPOPPED CORN FROM SAID SUPPLY BIN TO SAID BASKET AND METERING MEANS FOR DISCHARGING A MEASURED QUANTITY OF UNPOPPED CORN TO SAID TRANSFER MEANS, THAT IMPROVEMENT WHICH COMPRISES A PRODUCT HOPPER LOCATED REALTIVE TO SAID BASKET SO THAT POPPED CORN CAN MOVE INTO THE HOPPER BY THE ACTION OF GRAVITY, AND MEANS BELOW SAID PRODUCT HOPPER FOR DISCHARGING A METERED QUANTITY OF PRODUCT COMPRISING: (A) MEANS FORMING A PASSAGE HAVING A PRODUCT RECEIVING OPENING ON ONE SIDE AND A PRODUCT DISCHARGING OPENING ON ANOTHER SIDE SPACED LONGITUDINALLY, (B) A PLUNGER IN SAID PASSAGE MOVABLE TO CLOSE THE PRODUCT RECEIVING OPENING IN SAID HOPPER, (C) A GATE PIVOTALLY MOUNTED AT A FIXED POINT IN SAID PASSAGE BETWEEN SAID OPENINGS MOVABLE FROM A FIRST POSITION TO A SECOND POSITION IN SAID PASSAGE AND, IN THE FIRST POSITION, SPACED FROM SAID PLUNGER IN ITS RETRACTED POSITION TO DEFINE A RECEIVING CHAMBER FOR A PRODUCT, AND (D) POWER MEANS ADAPTED TO MOVE SAID PLUNGER AND A METERED QUANTITY OF PRODUCT AGAINST SAID GATE TO SHIFT SAID GATE TO THE SECOND POSITION TO ALLOW SAID PRODUCT TO PASS SAID GATE AND THROUGH THE PRODUCT DISCHARGE OPENING IN SAID PASSAGE TO A DISPENSING STATION.
Claim 2
Dependent Claim
242 words
IN AN APPARATUS FOR THE AUTOMATIC POPPING OF POPCORN INCLUDING A HOUSING, A BASKET SUPPORTED FOR ROTATION IN SAID HOUSING HAVING AN INLET FOR UNPOPPED CORN AND A DISCHARGE OPENING FOR POPPED CORN, A SUPPLY BIN FOR UNPOPPED CORN, A TRANSFER MEANS FOR TRANSMITTING UNPOPPED CORN FROM SAID SUPPLY BIN TO SAID BASKET AND METERING MEANS FOR DISCHARGING A MEASURED QUANTITY OF UNPOPPED CORN TO SAID TRANSFER MEANS, THAT IMPROVEMENT WHICH COMPRISES A PRODUCT HOPPER LOCATED REALTIVE TO SAID BASKET SO THAT POPPED CORN CAN MOVE INTO THE HOPPER BY THE ACTION OF GRAVITY, AND MEANS BELOW SAID PRODUCT HOPPER FOR DISCHARGING A METERED QUANTITY OF PRODUCT COMPRISING: (A) MEANS FORMING A PASSAGE HAVING A PRODUCT RECEIVING OPENING ON ONE SIDE AND A PRODUCT DISCHARGING OPENING ON ANOTHER SIDE SPACED LONGITUDINALLY, (B) A PLUNGER IN SAID PASSAGE MOVABLE TO CLOSE THE PRODUCT RECEIVING OPENING IN SAID HOPPER, (C) A GATE PIVOTALLY MOUNTED AT A FIXED POINT IN SAID PASSAGE BETWEEN SAID OPENINGS MOVABLE FROM A FIRST POSITION TO A SECOND POSITION IN SAID PASSAGE AND, IN THE FIRST POSITION, SPACED FROM SAID PLUNGER IN ITS RETRACTED POSITION TO DEFINE A RECEIVING CHAMBER FOR A PRODUCT, AND (D) POWER MEANS ADAPTED TO MOVE SAID PLUNGER AND A METERED QUANTITY OF PRODUCT AGAINST SAID GATE TO SHIFT SAID GATE TO THE SECOND POSITION TO ALLOW SAID PRODUCT TO PASS SAID GATE AND THROUGH THE PRODUCT DISCHARGE OPENING IN SAID PASSAGE TO A DISPENSING STATION.
Claim 3
Dependent Claim
97 words
A CORN POPPING AND DISPENSING MACHINE COMPRISING: (A) A STORAGE SUPPLY OF UNPOPPED CORN, (B) A POPPING MECHANISM FOR METERED QUANTITIES OF CORN FROM SAID SUPPLY, (C) MEANS FOR DELIVERING METERED QUANTITIES OF CORN TO SAID POPPING MECHANISM FROM SAID SUPPLY, (D) A PRODUCT HOPPER FOR RECEIVING POPPED CORN FROM SAID POPPING MECHANISM, (E) MEANS TO SENSE THE QUANTITY OF PRODUCT IN SAID HOPPER, AND (F) MEANS RESPONSIVE TO SENSING DEVICE FOR ACTUATING SAID MEANS FOR DELIVERING CORN IN DOUBLE QUANTITIES TO SAID POPPING MECHANISM IN RESPONSE TO A PREDETERMINED LOW QUANTITY OF PRODUCT IN SAID HOPPER.
Claim 4
Dependent Claim
97 words
A CORN POPPING AND DISPENSING MACHINE COMPRISING: (A) A STORAGE SUPPLY OF UNPOPPED CORN, (B) A POPPING MECHANISM FOR METERED QUANTITIES OF CORN FROM SAID SUPPLY, (C) MEANS FOR DELIVERING METERED QUANTITIES OF CORN TO SAID POPPING MECHANISM FROM SAID SUPPLY, (D) A PRODUCT HOPPER FOR RECEIVING POPPED CORN FROM SAID POPPING MECHANISM, (E) MEANS TO SENSE THE QUANTITY OF PRODUCT IN SAID HOPPER, AND (F) MEANS RESPONSIVE TO SENSING DEVICE FOR ACTUATING SAID MEANS FOR DELIVERING CORN IN DOUBLE QUANTITIES TO SAID POPPING MECHANISM IN RESPONSE TO A PREDETERMINED LOW QUANTITY OF PRODUCT IN SAID HOPPER.
Claim 5
Dependent Claim
158 words
IN AN APPARATUS FOR THE AUTOMATIC POPPING OF POPCORN INCLUDING A HOUSING, A BASKET SUPPORTED FOR ROTATION IN SAID HOUSING HAVING AN INLET FOR UNPOPPED CORN AND A DISCHARGE OEPNING FOR POPPED CORN, A SUPPLY BIN FOR UNPOPPED CORN, A TRANSFER MEANS FOR TRANSMITTING UNPOPPED CORN FROM SAID SUPPLY BIN TO SAID BASKET AND METERING MEANS FOR DISCHARGING A MEASURED QUANTITY OF UNPOPPED CORN TO SAID TRANSFER MEANS, THAT IMPROVEMENT IN THE METERING MEANS WHICH COMPRISES (A) A VALVE AT THE BOTTOM OF SAID SUPPLY BIN HAVING AN OPENING OVER SAID TRANSFER MEANS, (B) LEVER MEANS FOR ACTUATING SAID VALVE TO AN OPEN POSITION TO ALLOW CORN TO DUMP DIRECTLY INTO SAID TRANSFER MEANS, AND (C) CAM MEANS ROTATABLE WITH SAID BASKET FOR MOVING SAID LEVER MEANS IN RESPONSE TO ONE DIRECTION ONLY OF ROTATION OF SAID BASKET TO TIME THE OPEN PERIOD OF SAID VALVE AND THUS METER THE AMOUNT OF CORN DISPOSED TO SAID TRANSFER MEANS.
Claim 6
Dependent Claim
158 words
IN AN APPARATUS FOR THE AUTOMATIC POPPING OF POPCORN INCLUDING A HOUSING, A BASKET SUPPORTED FOR ROTATION IN SAID HOUSING HAVING AN INLET FOR UNPOPPED CORN AND A DISCHARGE OEPNING FOR POPPED CORN, A SUPPLY BIN FOR UNPOPPED CORN, A TRANSFER MEANS FOR TRANSMITTING UNPOPPED CORN FROM SAID SUPPLY BIN TO SAID BASKET AND METERING MEANS FOR DISCHARGING A MEASURED QUANTITY OF UNPOPPED CORN TO SAID TRANSFER MEANS, THAT IMPROVEMENT IN THE METERING MEANS WHICH COMPRISES (A) A VALVE AT THE BOTTOM OF SAID SUPPLY BIN HAVING AN OPENING OVER SAID TRANSFER MEANS, (B) LEVER MEANS FOR ACTUATING SAID VALVE TO AN OPEN POSITION TO ALLOW CORN TO DUMP DIRECTLY INTO SAID TRANSFER MEANS, AND (C) CAM MEANS ROTATABLE WITH SAID BASKET FOR MOVING SAID LEVER MEANS IN RESPONSE TO ONE DIRECTION ONLY OF ROTATION OF SAID BASKET TO TIME THE OPEN PERIOD OF SAID VALVE AND THUS METER THE AMOUNT OF CORN DISPOSED TO SAID TRANSFER MEANS.
Claim 7
Dependent Claim
216 words
IN AN APPARATUS FOR THE AUTOMATIC POPPING OF POPCORN INCLUDING A HOUSING, A BASKET SUPPORTED FOR ROTATION IN SAID HOUSING HAVING AN INLET FOR UNPOPPED CORN AND A DISCHARGE OPENING FOR POPPED CORN, A SUPPLY BIN FOR UNPOPPED CORN, A TRANSFER MEANS FOR TRANSMITTING UNPOPPED CORN FROM SAID SUPPLY BIN TO SAID BASKET AND METERING MEANS FOR DISCHARGING A MEASURED QUANTITY OF UNPOPPED CORN TO SAID TRANSFER MEANS, THAT IMPROVEMENT WHICH COMPRISES A PRODUCT HOPPER LOCATED RELATIVE TO SAID BASKET SO THAT POPPED CORN CAN MOVE INTO SAID HOPPER BY THE ACTION OF GRAVITY AND MEANS IN THE PATH OF SAID MOVEMENT OF POPPED CORN OPERABLE IN A CONTROL CIRCUIT TO INTERRUPT THE ACTION OF THE BASKET IN THE EVENT OF AN OVERLOAD OF POPPED CORN BETWEN SAID BASKET AND SAID PRODUCT HOPPER, SAID MEANS IN THE PATH OF THE MOVEMENT OF POPPED CORN COMPRISING: (A) A DIRECTING CHUTE HAVING SIDE WALLS ADJACENT THE BASKET OPENING, (B) A SWITCH HAVING AN ACTUATING FINGER PROJECTING THROUGH ONE OF SAID WALLS TO LIE IN THE PATH OF POPPED CORN, AND (C) A PROBE ROD ON SAID BASKET PROJECTING OUTWARDLY FROM SAID BASKET MOVABLE IN A PATH NEAR SAID FINGER WHEREIN AN OVERLOAD OF CORN WILL BE PRESSED AGAINST SAID FINGER BY SAID PROBE ROD TO ACTUATE SAID SWITCH.
Claim 8
Dependent Claim
216 words
IN AN APPARATUS FOR THE AUTOMATIC POPPING OF POPCORN INCLUDING A HOUSING, A BASKET SUPPORTED FOR ROTATION IN SAID HOUSING HAVING AN INLET FOR UNPOPPED CORN AND A DISCHARGE OPENING FOR POPPED CORN, A SUPPLY BIN FOR UNPOPPED CORN, A TRANSFER MEANS FOR TRANSMITTING UNPOPPED CORN FROM SAID SUPPLY BIN TO SAID BASKET AND METERING MEANS FOR DISCHARGING A MEASURED QUANTITY OF UNPOPPED CORN TO SAID TRANSFER MEANS, THAT IMPROVEMENT WHICH COMPRISES A PRODUCT HOPPER LOCATED RELATIVE TO SAID BASKET SO THAT POPPED CORN CAN MOVE INTO SAID HOPPER BY THE ACTION OF GRAVITY AND MEANS IN THE PATH OF SAID MOVEMENT OF POPPED CORN OPERABLE IN A CONTROL CIRCUIT TO INTERRUPT THE ACTION OF THE BASKET IN THE EVENT OF AN OVERLOAD OF POPPED CORN BETWEN SAID BASKET AND SAID PRODUCT HOPPER, SAID MEANS IN THE PATH OF THE MOVEMENT OF POPPED CORN COMPRISING: (A) A DIRECTING CHUTE HAVING SIDE WALLS ADJACENT THE BASKET OPENING, (B) A SWITCH HAVING AN ACTUATING FINGER PROJECTING THROUGH ONE OF SAID WALLS TO LIE IN THE PATH OF POPPED CORN, AND (C) A PROBE ROD ON SAID BASKET PROJECTING OUTWARDLY FROM SAID BASKET MOVABLE IN A PATH NEAR SAID FINGER WHEREIN AN OVERLOAD OF CORN WILL BE PRESSED AGAINST SAID FINGER BY SAID PROBE ROD TO ACTUATE SAID SWITCH.
References Cited (Backward Citations)
US482832A
Cited
US564231A
Cited
US841969A
Cited
US1001637A
Cited
US1182075A
Cited
US1257816A
Cited
US1248087A
Cited
US1339662A
Cited
US1497025A
Cited
US1586950A
Cited
US1545357A
Cited
US1867910A
Cited
US2017293A
Cited
US1976425A
Cited
DE613137C
Cited
US2034484A
Cited
US2162286A
Cited
US2268861A
Cited
GB533223A
Cited
US2369251A
Cited
US2588535A
Cited
US2606489A
Cited
US2848937A
Cited
US2771836A
Cited
US2713302A
Cited
US2812704A
Cited
US2983408A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-30 | 1969-11-29 | 1970-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-30 | 1973-11-29 | 1974-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-30 | 1977-11-29 | 1978-05-31 | $7700.00 | Window Closed / Lapsed |