US3221167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
X-ray system with reduced inverse voltage
Assignee: X RAY Mfg CORP OF AMERICA
•
Filing: 1963-11-26
•
Granted: 1965-11-30
•
Expires: 1983-11-26
Abstract
No abstract record available.
Inventors
- 👤 Louis L Weisglass
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:24
CPC Classifications
H; H05; H05G; H05G1/00; H05G1/08; H05G1/10; H05G1/14; H05G1/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
AN X-RAY SYSTEM COMPRISING: (A) AN X-RAY TUBE, (B) A HIGH POTENTIAL TRANSFORMER PROVIDED WITH A PRIMARY AND A SECONDARY WINDING WITH SAID SECONDARY WINDING CONNECTED TO SAID X-RAY TUBE FOR ENERGIZING THE LATTER TO CAUSE PRODUCTION OF X-RAYS, (C) A SOURCE OF ALTERNATING CURRENT ELECLTRICAL ENERGY CONNECTED TO SAID HIGH POTENTIAL TRANSFORMER AND OPERABLE TO CAUSE ENERTIZATION THEREOF DURING THE ENTIRE ALTERNATING CURRENT CYCLE, (D) A LOW OHMIC-VALUE RESISTOR HAVING A FIRST RECTIFIER SHUNTED ACROSS SAID RESISTOR AND IN SERIES WITH SAID SOURCE, AND (E) AN ARTIFICIAL LOAD CIRCUIT CONNECTED IN PARALLEL WITH THE PRIMARY WINDING OF SAID HIGH POTENTIAL TRANSFORMER AND TO SAID SOURCE OF ALTERNATING CURRENT ELECTRICAL ENERGY, SAID ARTIFICIAL LOAD CIRCUIT COMPRISING A SECOND RESISTOR OF HIGHER OHMIC-VALUE THAN SAID FIRST RESISTOR AND A SERIES CONNECTED RECTIFIER AND OPERABLE DURING ALTERNATE HALF-WAVES OF THE ALTERNATING CURRENT CYCLE WHEN SAID FIRST RECTIFIER IS NON-CONDUCTING TO CAUSE CURRENT TO PASS THROUGH BOTH SAID RE-
Claim 2
Dependent Claim
156 words
AN X-RAY SYSTEM COMPRISING: (A) AN X-RAY TUBE, (B) A HIGH POTENTIAL TRANSFORMER PROVIDED WITH A PRIMARY AND A SECONDARY WINDING WITH SAID SECONDARY WINDING CONNECTED TO SAID X-RAY TUBE FOR ENERGIZING THE LATTER TO CAUSE PRODUCTION OF X-RAYS, (C) A SOURCE OF ALTERNATING CURRENT ELECLTRICAL ENERGY CONNECTED TO SAID HIGH POTENTIAL TRANSFORMER AND OPERABLE TO CAUSE ENERTIZATION THEREOF DURING THE ENTIRE ALTERNATING CURRENT CYCLE, (D) A LOW OHMIC-VALUE RESISTOR HAVING A FIRST RECTIFIER SHUNTED ACROSS SAID RESISTOR AND IN SERIES WITH SAID SOURCE, AND (E) AN ARTIFICIAL LOAD CIRCUIT CONNECTED IN PARALLEL WITH THE PRIMARY WINDING OF SAID HIGH POTENTIAL TRANSFORMER AND TO SAID SOURCE OF ALTERNATING CURRENT ELECTRICAL ENERGY, SAID ARTIFICIAL LOAD CIRCUIT COMPRISING A SECOND RESISTOR OF HIGHER OHMIC-VALUE THAN SAID FIRST RESISTOR AND A SERIES CONNECTED RECTIFIER AND OPERABLE DURING ALTERNATE HALF-WAVES OF THE ALTERNATING CURRENT CYCLE WHEN SAID FIRST RECTIFIER IS NON-CONDUCTING TO CAUSE CURRENT TO PASS THROUGH BOTH SAID RE-
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) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |