US3884116A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Screw threaded fastening means and like products
Assignee: E/M LUBRICANTS Inc A CORP OF DELAWARE
•
Filing: 1972-05-03
•
Granted: 1975-05-20
•
Expires: 1992-05-03
Abstract
Abstract A novel screw threaded fastening means of a corrosion resistant nature and presenting a shiny, or lustrous, or satin-like outer appearance.
Inventors
- 👤 Jacob M Hage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 01:44
CPC Classifications
F; F16; F16B; F16B33/00; F16B33/008; F16B33/06; F16B35/00; Y; Y10; Y10S; Y10S411/00; Y10S411/90; Y10S411/901; Y10S411/902; Y10S411/914; Y10S428/00; Y10S428/922; Y10S428/923; Y10S428/924; Y10S428/926; Y10T; Y10T428/00; Y10T428/12; Y10T428/12201; Y10T428/12333; Y10T428/12493; Y10T428/1266; Y10T428/12771; Y10T428/12785; Y10T428/12861; Y10T428/12903; Y10T428/1291; Y10T428/12917; Y10T428/12924; Y10T428/12993
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
199 words
A PLATED CARBON STEEL THREADED FASTENER MEANS FOR FASTENING OBJECTS IN EXTERIOR AS WELL AS INTERIOR APPLICATIONS, SUCH AS IN THE AUTOMOTIVE FIELD AND THE LIKE, AND OPERATIVE TO PROVIDE GOOD CORROSION RESISTANCE PROPERTIES, AND BEING OF A SATIN-LIKE OR SHINY APPEARANCE COMPRISING: A HEAD PORTION AT ONE END OF THE FASTENER MEANS, AND A SHANK PORTION SAID FASTENER MEANS HAVING A STRUCTURAL MAKEUP OF SEPARATE LAYERS INCLUDING, A. STRUCTURAL BASE METAL MEANS OF CARBON STEEL, B. LAYER MEANS OF COPPER HAVING A THICKNESS BETWEEN ABOUT 0.00001 AND ABOUT 0.0001 INCHES, C. LAYER MEANS OF CADIUM HAVING A THICKNESS BETWEEN ABOUT 0.00005 AND ABOUT 0.0009 INCHES D. LAYER MEANS OF COPPER HAVING A THICKNESS BETWEEN ABOUT 0.00001 AND ABOUT 0.005 INCHES, E. LAYER MEANS OF NICKEL HAVING A THICKNESS BETWEEN ABOUT 0.0001 AND ABOUT 0.0007 INCHES, F. LAYER MEANS OF AT LEAST ONE MATERIAL SELECTED FROM THE GROUP CONSISTING OF A TIN/NICKEL ALLOY, A TIN/COBALTNICKEL ALLOY, OR A TIN/COBALT ALLOY, SAID LAYER MEANS HAVING A THICKNESS BETWEEN ABOUT 0.000005 AND ABOUT 0.00020 INCHES, SAID LAYER MEANS BEING FOR THE MOST PART APPLIED BY ELECTROLYTIC COATING PROCESS AND BEING OPERATIVE TO ENABLE GOOD CORROSION RESISTANCE PROPERTIES AND GOOD ADHESION PROPERITIES.
Claim 2
Dependent Claim
199 words
A PLATED CARBON STEEL THREADED FASTENER MEANS FOR FASTENING OBJECTS IN EXTERIOR AS WELL AS INTERIOR APPLICATIONS, SUCH AS IN THE AUTOMOTIVE FIELD AND THE LIKE, AND OPERATIVE TO PROVIDE GOOD CORROSION RESISTANCE PROPERTIES, AND BEING OF A SATIN-LIKE OR SHINY APPEARANCE COMPRISING: A HEAD PORTION AT ONE END OF THE FASTENER MEANS, AND A SHANK PORTION SAID FASTENER MEANS HAVING A STRUCTURAL MAKEUP OF SEPARATE LAYERS INCLUDING, A. STRUCTURAL BASE METAL MEANS OF CARBON STEEL, B. LAYER MEANS OF COPPER HAVING A THICKNESS BETWEEN ABOUT 0.00001 AND ABOUT 0.0001 INCHES, C. LAYER MEANS OF CADIUM HAVING A THICKNESS BETWEEN ABOUT 0.00005 AND ABOUT 0.0009 INCHES D. LAYER MEANS OF COPPER HAVING A THICKNESS BETWEEN ABOUT 0.00001 AND ABOUT 0.005 INCHES, E. LAYER MEANS OF NICKEL HAVING A THICKNESS BETWEEN ABOUT 0.0001 AND ABOUT 0.0007 INCHES, F. LAYER MEANS OF AT LEAST ONE MATERIAL SELECTED FROM THE GROUP CONSISTING OF A TIN/NICKEL ALLOY, A TIN/COBALTNICKEL ALLOY, OR A TIN/COBALT ALLOY, SAID LAYER MEANS HAVING A THICKNESS BETWEEN ABOUT 0.000005 AND ABOUT 0.00020 INCHES, SAID LAYER MEANS BEING FOR THE MOST PART APPLIED BY ELECTROLYTIC COATING PROCESS AND BEING OPERATIVE TO ENABLE GOOD CORROSION RESISTANCE PROPERTIES AND GOOD ADHESION PROPERITIES.
Claim 3
Dependent Claim
20 words
The invention of claim 1 wherein, said layer means (f) has a thickness between about 0.00001 and about 0.00015 inches.
Claim 4
Dependent Claim
20 words
The invention of claim 1 wherein, said layer means (f) has a thickness between about 0.00001 and about 0.00009 inches.
Claim 5
Dependent Claim
14 words
The invention of claim 1 wherein, said layer means (f) is a tin/nickel alloy.
Claim 6
Dependent Claim
50 words
The invention of claim 1 wherein, the layer (b) thickness is about 0.00002 to about 0.00008 inches, the layer (c) thickness is about 0.0001 to about 0.0005 inches, the layer (d) thickness is about 0.00004 to about 0.00012 inches, the layer (e) thickness is about 0.0003 to about 0.0005 inches.
Claim 7
Dependent Claim
24 words
The invention of claim 1 wherein, self tapping means are included at one end of the fastener means for drilling a receptive aperture therefor.
Claim 8
Dependent Claim
43 words
The invention of claim 1 wherein, said fastener means is contacted with an aqueous solution means containing chromate and/or dichromate materials in solution and being operative to further assist said fastener means in retaining a shiny or lustrous appearance under significant corrosion conditions.
Claim 9
Dependent Claim
28 words
The invention of claim 7 wherein, said layer means (f) is selected from at least one of the group consisting of a tin/cobalt alloy and a tin/cobalt-nickel alloy.
Claim 10
Dependent Claim
28 words
The invention of claim 1 wherein, finely divided insoluble particle means are codeposited from liquid suspension with said layer means (f) for enhancing basis metal protection from corrosion.
Claim 11
Dependent Claim
28 words
The invention of claim 1 wherein, said layer means (f) is selected from at least one of the group consisting of a tin/cobalt alloy and a tin/cobalt-nickel alloy.
Claim 12
Dependent Claim
195 words
As a new use, a carbon steel annular grooved fastener means for fastening objects in exterior as well as interior applications, such as in the automotive field and the like, and operative to provide good corrosion resistance properties, comprising: a head portion at one end of the fastener means, and a shank portion, said fastener means having a structural makeup of separate layers including, a. structural base metal means of carbon steel, b. layer means of copper having a thickness between about 0.00001 and about 0.0001 inches, c. layer means of cadmium having a thickness between about 0.00005 and about 0.0009 inches, d. layer means of copper having a thickness between about 0.00001 and about 0.0005 inches, e. layer means of nickel having a thickness between about 0.0001 and about 0.0007 inches, f. layer means of at least one material selected from the group consisting of a tin/nickel alloy, a tin/cobAlt-nickel alloy, or a tin/cobalt alloy, said layer means having a thickness between about 0.000005 and about 0.00020 inches, said layer means being for the most part applied by electrolytic coating process and being operative to enable good corrosion resistance properties and good adhesion properties.
Claim 13
Dependent Claim
195 words
As a new use, a carbon steel annular grooved fastener means for fastening objects in exterior as well as interior applications, such as in the automotive field and the like, and operative to provide good corrosion resistance properties, comprising: a head portion at one end of the fastener means, and a shank portion, said fastener means having a structural makeup of separate layers including, a. structural base metal means of carbon steel, b. layer means of copper having a thickness between about 0.00001 and about 0.0001 inches, c. layer means of cadmium having a thickness between about 0.00005 and about 0.0009 inches, d. layer means of copper having a thickness between about 0.00001 and about 0.0005 inches, e. layer means of nickel having a thickness between about 0.0001 and about 0.0007 inches, f. layer means of at least one material selected from the group consisting of a tin/nickel alloy, a tin/cobAlt-nickel alloy, or a tin/cobalt alloy, said layer means having a thickness between about 0.000005 and about 0.00020 inches, said layer means being for the most part applied by electrolytic coating process and being operative to enable good corrosion resistance properties and good adhesion properties.
Claim 14
Dependent Claim
130 words
A plated carbon steel fastener means for fastening objects in exterior as well as interior applications, such as in the automotive field and the like, and operative to provide good corrosion resistance properties, and being of a satin-like or shiny appearance, comprising: fastener means having a structural makeup of separate layers including, a. structural base metal means of carbon steel, b. layer means of copper c. layer means of cadmium d. layer means of copper e. layer means of nickel f. layer means of at least one material selected from the group consisting of a tin/nickel alloy, a tin/cobalt-nickel alloy, or a tin/cobalt alloy, said layer means being for the most part applied by electrolytic coating process and being operative to enable good corrosion resistance properties and good adhesion properties.
Claim 15
Dependent Claim
130 words
A plated carbon steel fastener means for fastening objects in exterior as well as interior applications, such as in the automotive field and the like, and operative to provide good corrosion resistance properties, and being of a satin-like or shiny appearance, comprising: fastener means having a structural makeup of separate layers including, a. structural base metal means of carbon steel, b. layer means of copper c. layer means of cadmium d. layer means of copper e. layer means of nickel f. layer means of at least one material selected from the group consisting of a tin/nickel alloy, a tin/cobalt-nickel alloy, or a tin/cobalt alloy, said layer means being for the most part applied by electrolytic coating process and being operative to enable good corrosion resistance properties and good adhesion properties.
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) | 1978-05-19 | 1978-11-18 | 1979-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-05-19 | 1982-11-18 | 1983-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-05-19 | 1986-11-18 | 1987-05-20 | $7700.00 | Window Closed / Lapsed |