US2603595A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plating thickness meter
Assignee: United States Steel Corp
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Filing: 1948-06-08
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Granted: 1952-07-15
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Expires: 1968-06-08
Abstract
No abstract record available.
Inventors
- 👤 George H Rendel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:16
CPC Classifications
G; G01; G01B; G01B7/00; G01B7/02; G01B7/06; C; C25; C25D; C25D21/00; C25D21/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
APPARATUS FOR DETERMINING THE AMOUNT OF METAL ELECTROLYTICALLY DEPOSITED ON AN ELONGATED LONGITUDINALLY MOVING ARTICLE WHICH COMPRISES A FIRST CIRCUIT FOR OBTAINING A POTENTIAL PROPORTIONAL TO PLATING CURRENT, A SECOND CIRCUIT FOR OBTAINING A POTENTIAL PROPORTIONAL TO ARTICLE SPEED, A POLARITY SENSITIVE POTENTIAL COMPRISING DEVICE CONNECTED IN BOTH OF SAID CIRCUITS FOR COMPARING THE TWO POTENTIALS, A VOLTAGE DIVIDER IN ONE OF SAID CIRCUITS, A MOVABLE ARM FOR SAID VOLTAGE DIVIDER, A SERIES CONNECTION BETWEEN SAID ARM AND THE POTENTIAL COMPARING DEVICE, AND A REVERSIBLE MOTOR CONTROLLED BY SAID COMPARING DEVICE CONNECTED TO CHANGE THE POSITION OF SAID ARM TO BALANCE THE POTENTIALS APPLIED TO THE COMPARTING DEVICE, THE POSITION OF SAID ARM INDICATING THE PLATING THICKNESS.
Claim 2
Dependent Claim
117 words
APPARATUS FOR DETERMINING THE AMOUNT OF METAL ELECTROLYTICALLY DEPOSITED ON AN ELONGATED LONGITUDINALLY MOVING ARTICLE WHICH COMPRISES A FIRST CIRCUIT FOR OBTAINING A POTENTIAL PROPORTIONAL TO PLATING CURRENT, A SECOND CIRCUIT FOR OBTAINING A POTENTIAL PROPORTIONAL TO ARTICLE SPEED, A POLARITY SENSITIVE POTENTIAL COMPRISING DEVICE CONNECTED IN BOTH OF SAID CIRCUITS FOR COMPARING THE TWO POTENTIALS, A VOLTAGE DIVIDER IN ONE OF SAID CIRCUITS, A MOVABLE ARM FOR SAID VOLTAGE DIVIDER, A SERIES CONNECTION BETWEEN SAID ARM AND THE POTENTIAL COMPARING DEVICE, AND A REVERSIBLE MOTOR CONTROLLED BY SAID COMPARING DEVICE CONNECTED TO CHANGE THE POSITION OF SAID ARM TO BALANCE THE POTENTIALS APPLIED TO THE COMPARTING DEVICE, THE POSITION OF SAID ARM INDICATING THE PLATING THICKNESS.
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) | 1955-07-15 | 1956-01-14 | 1956-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-15 | 1960-01-14 | 1960-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-15 | 1964-01-14 | 1964-07-15 | $7700.00 | Window Closed / Lapsed |