US3741555A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control apparatus and method for metalworking tools
Assignee: Individual
•
Filing: 1970-12-22
•
Granted: 1973-06-26
•
Expires: 1990-12-22
Abstract
Abstract An apparatus and method provided for controlling the position of a metal working tool, such as a welding head or torch or a cutting head or torch, with respect to the work pieces being joined or separated by the metal working tool.
Inventors
- 👤 V Roesel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:22
CPC Classifications
B; B23; B23Q; B23Q27/00; B23K; B23K7/00; B23K7/10; B23K7/102; B23K9/00; B23K9/02; B23K9/032; B23Q9/00; B23Q9/0014; B23Q9/0021
Claims Analysis
Total Claims: 24
Claim 1
Independent Claim
226 words
An apparatus for controlling the position of a metalworking tool with respect to a curvilinear work path along which the workpieces are worked, permitting continuing rotational movement of the tool with respect to the workpieces comprising: a. means for mounting the apparatus with the work; b. inner support means for supporting the apparatus, said inner support means being fixedly mounted with said mounting means, said inner support means comprising: 1. electrical commutator means for furnishing electrical energy to the working tool during rotational movement of the working tool; 2. gas inlet means for receiving gas to be provided to the working tool; 3. gas outlet means for dispensing the gas from said inner housing means; and 4. annular sealing means adjacent said gas outlet means for preventing leakage of the gas; and c. outer support means rotatably movable with respect to said inner support, said outer support means supporting the working tool, said outer support means comprising: 1. electrical contact means for engaging said electrical commutator means and receiving electrical energy for the working tool from said electrical commutator means; and 2. gas conduit means for conveying gas to the working tool from said gas outlet means during rotational movement of the working tool, wherein the working tool receives electrical energy and gas during continuing rotational movement of the working tool with respect to the work.
Claim 2
Independent Claim
226 words
An apparatus for controlling the position of a metalworking tool with respect to a curvilinear work path along which the workpieces are worked, permitting continuing rotational movement of the tool with respect to the workpieces comprising: a. means for mounting the apparatus with the work; b. inner support means for supporting the apparatus, said inner support means being fixedly mounted with said mounting means, said inner support means comprising: 1. electrical commutator means for furnishing electrical energy to the working tool during rotational movement of the working tool; 2. gas inlet means for receiving gas to be provided to the working tool; 3. gas outlet means for dispensing the gas from said inner housing means; and 4. annular sealing means adjacent said gas outlet means for preventing leakage of the gas; and c. outer support means rotatably movable with respect to said inner support, said outer support means supporting the working tool, said outer support means comprising: 1. electrical contact means for engaging said electrical commutator means and receiving electrical energy for the working tool from said electrical commutator means; and 2. gas conduit means for conveying gas to the working tool from said gas outlet means during rotational movement of the working tool, wherein the working tool receives electrical energy and gas during continuing rotational movement of the working tool with respect to the work.
Claim 3
Dependent Claim
13 words
gas inlet means for receiving gas to be provided to the working tool;
Claim 4
Dependent Claim
13 words
gas inlet means for receiving gas to be provided to the working tool;
Claim 5
Dependent Claim
44 words
gas conduit means for conveying gas to the working tool from said gas outlet means during rotational movement of the working tool, wherein the working tool receives electrical energy and gas during continuing rotational movement of the working tool with respect to the work.
Claim 6
Dependent Claim
44 words
gas conduit means for conveying gas to the working tool from said gas outlet means during rotational movement of the working tool, wherein the working tool receives electrical energy and gas during continuing rotational movement of the working tool with respect to the work.
Claim 7
Dependent Claim
76 words
The structure of claim 1, further including: a. means for sensing the spacing of the working tool with respect to the work as the working tool moves along the curvilinear work path; and b. electrical control means responsive to said sensing means for controlling the spacing of the working tool with respect to the work wherein the working tOol remains a predetermined distance from the work as such working tool moves along the curvilinear work path.
Claim 8
Dependent Claim
13 words
gas outlet means for dispensing the gas from said inner housing means; and
Claim 9
Dependent Claim
13 words
gas outlet means for dispensing the gas from said inner housing means; and
Claim 10
Dependent Claim
82 words
sealing means adjacent said gas outlet means for preventing leakage of the gas; c. outer support means rotatably movable with respect to said inner support, said outer support means supporting the working tool, said outer support means comprising gas conduit means for conveying gas to the working tool from said gas outlet means during rotational movement of the working tool, wherein the working tool receives electrical energy and gas during continuing rotational movement of the working tool with respect to the work.
Claim 11
Dependent Claim
82 words
sealing means adjacent said gas outlet means for preventing leakage of the gas; c. outer support means rotatably movable with respect to said inner support, said outer support means supporting the working tool, said outer support means comprising gas conduit means for conveying gas to the working tool from said gas outlet means during rotational movement of the working tool, wherein the working tool receives electrical energy and gas during continuing rotational movement of the working tool with respect to the work.
Claim 12
Dependent Claim
38 words
The structure of claim 2, wherein said sensing means comprises: a. sensor probe means for engaging the work adjacent the curvilinear work path; and b. resilient means for holding said sensor probe means in engagement with the work.
Claim 13
Dependent Claim
13 words
gas outlet means for dispensing the gas from said inner housing means; and
Claim 14
Dependent Claim
13 words
gas outlet means for dispensing the gas from said inner housing means; and
Claim 15
Dependent Claim
40 words
annular sealing means adjacent said gas outlet means for preventing leakage of the gas; and c. outer support means rotatably movable with respect to said inner support, said outer support means supporting the working tool, said outer support means comprising:
Claim 16
Dependent Claim
40 words
annular sealing means adjacent said gas outlet means for preventing leakage of the gas; and c. outer support means rotatably movable with respect to said inner support, said outer support means supporting the working tool, said outer support means comprising:
Claim 17
Dependent Claim
44 words
The structure of claim 2, wherein said control means comprises: a. control motor means for adjusting the spacing of the working tool with respect to the work; and b. electrical circuit means to energize said control motor means in response to said sensing means.
Claim 18
Dependent Claim
70 words
The structure of claim 1, wherein said outer housing means comprises: a. mounting arm means extending outwardly with respect to said outer housing means, said mounting arm means having the working tool mounted therewith; and b. means for adjusting the outward extension of said mounting arm means wherein the position of the working tool with respect to the work may be adjusted in accordance with the size of the work.
Claim 19
Dependent Claim
41 words
The structure of claim 1 further including: lifting lug means mounted with said inner support means, said lifting lug means permitting the apparatus to be lifted from the work and transported to a new workpiece when the metalworking has been performed.
Claim 20
Dependent Claim
43 words
The structure of claim 1, wherein said means for mounting the working tool to the apparatus comprises: means for adjusting the spacing of the working tool to a preselected spacing from the curvilinear work path in accordance with the metalworking operation being performed.
Claim 21
Dependent Claim
43 words
The structure of claim 1, wherein said means for mounting the working tool to the apparatus comprises: means for adjusting the angular placement of the working tool to a preselected angle in accordance with the desired bevel to be achieved by the tool.
Claim 22
Dependent Claim
22 words
The structure of claim 1, wherein said sensing means comprises: sensor probe means for engaging the work adjacent the curvilinear work path.
Claim 23
Independent Claim
69 words
An apparatus for controlling the position of a metalworking tool with respect to a curvilinear work path along which the workpieces are worked, permitting continuing rotational movement of the tool with respect to the workpieces comprising: a. means for mounting the apparatus with the work; b. inner support means for supporting the apparatus, said inner support means being fixedly mounted with said mounting means, said inner support means comprising:
Claim 24
Independent Claim
69 words
An apparatus for controlling the position of a metalworking tool with respect to a curvilinear work path along which the workpieces are worked, permitting continuing rotational movement of the tool with respect to the workpieces comprising: a. means for mounting the apparatus with the work; b. inner support means for supporting the apparatus, said inner support means being fixedly mounted with said mounting means, said inner support means comprising:
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-06-25 | 1976-12-25 | 1977-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-06-25 | 1980-12-25 | 1981-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-06-25 | 1984-12-25 | 1985-06-26 | $7700.00 | Window Closed / Lapsed |