Electrical contact protective lubricant

• US 5,242,611 A
• Filed: 11/16/1992
• Issued: 09/07/1993
• Est. Priority Date: 01/14/1991
• Status: Expired due to Fees

• Current Assignee: Norman E. Griffaw
• Original Assignee: Norman E. Griffaw
• Inventors: Griffaw, Norman E.
• Primary Examiner(s): Johnson, Jerry D.
• Application Number:
  US07/977,038
• Time in Patent Office: 295 Days
• Field of Search: 252/41, 252/389.23, 106/14.41, 106/14.42, 106/14.27
• US Class Current: 508/209
• CPC Class Codes: C10M 101/02 Petroleum fractions
• CPC Class Codes: C10M 109/00 Lubricating compositions characterised by the base-material being a compound of unknown or incompletely defined constitution C10M101/00 takes precedence
• CPC Class Codes: C10M 117/00 Lubricating compositions characterised by the thickener being a non-macromolecular carboxylic acid or salt thereof
• CPC Class Codes: C10M 129/72 of polycarboxylic acids
• CPC Class Codes: C10M 133/12 having amino groups bound to a carbon atom of a six-membered aromatic ring
• CPC Class Codes: C10M 133/56 Amides; Imides
• CPC Class Codes: C10M 135/26 containing carboxyl groups; Derivatives thereof
• CPC Class Codes: C10M 137/10 Thio derivatives
• CPC Class Codes: C10M 145/14 Acrylate; Methacrylate
• CPC Class Codes: C10M 155/02 Monomer containing silicon
• CPC Class Codes: C10M 159/04 Petroleum fractions, e.g. tars, solvents
• CPC Class Codes: C10M 159/123 obtained by phosphorus or phosphorus-containing compounds, e.g. P x S x with organic compounds
• CPC Class Codes: C10M 169/00 Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
• CPC Class Codes: C10M 2203/10 Petroleum or coal fractions, e.g. tars, solvents, bitumen
• CPC Class Codes: C10M 2203/1006 used as base material
• CPC Class Codes: C10M 2203/102 Aliphatic fractions
• CPC Class Codes: C10M 2203/1025 used as base material
• CPC Class Codes: C10M 2203/104 Aromatic fractions
• CPC Class Codes: C10M 2203/1045 used as base material
• CPC Class Codes: C10M 2203/106 Naphthenic fractions
• CPC Class Codes: C10M 2203/1065 : used as base material
• CPC Class Codes: C10M 2203/108 : Residual fractions, e.g. bright stocks
• CPC Class Codes: C10M 2203/1085 : used as base material
• CPC Class Codes: C10M 2205/183 : used as base material
• CPC Class Codes: C10M 2207/106 : used as thickening agents
• CPC Class Codes: C10M 2207/1206 : used as thickening agents
• CPC Class Codes: C10M 2207/125 : having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids
• CPC Class Codes: C10M 2207/129 : having hydrocarbon chains of thirty or more carbon atoms
• CPC Class Codes: C10M 2207/1406 : used as thickening agents
• CPC Class Codes: C10M 2207/2613 : used as thickening agents
• CPC Class Codes: C10M 2207/2626 : used as thickening agents
• CPC Class Codes: C10M 2207/282 : of (cyclo)aliphatic oolycarboxylic acids
• CPC Class Codes: C10M 2207/285 : of aromatic polycarboxylic acids
• CPC Class Codes: C10M 2207/286 : of polymerised unsaturated acids
• CPC Class Codes: C10M 2207/34 : Esters having a hydrocarbon substituent of thirty or more carbon atoms, e.g. substituted succinic acid derivatives
• CPC Class Codes: C10M 2209/084 : Acrylate; Methacrylate
• CPC Class Codes: C10M 2215/04 : having amino groups bound to acyclic or cycloaliphatic carbon atoms
• CPC Class Codes: C10M 2215/06 : having amino groups bound to carbon atoms of six-membered aromatic rings
• CPC Class Codes: C10M 2215/064 : Di- and triaryl amines
• CPC Class Codes: C10M 2215/065 : Phenyl-Naphthyl amines
• CPC Class Codes: C10M 2215/066 : Arylene diamines
• CPC Class Codes: C10M 2215/067 : Polyaryl amine alkanes
• CPC Class Codes: C10M 2215/068 : having amino groups bound to polycyclic aromatic ring systems, i.e. systems with three or more condensed rings
• CPC Class Codes: C10M 2215/12 : Partial amides of polycarboxylic acids
• CPC Class Codes: C10M 2215/26 : Amines
• CPC Class Codes: C10M 2215/28 : Amides; Imides
• CPC Class Codes: C10M 2217/046 : Polyamines, i.e. macromoleculars obtained by condensation of more than eleven amine monomers
• CPC Class Codes: C10M 2217/06 : Macromolecular compounds obtained by functionalisation op polymers with a nitrogen containing compound
• CPC Class Codes: C10M 2219/085 : containing carboxyl groups; Derivatives thereof
• CPC Class Codes: C10M 2223/045 : Metal containing thio derivatives
• CPC Class Codes: C10M 2223/12 : obtained by phosphorisation of organic compounds, e.g. with PxSy, PxSyHal or PxOy
• CPC Class Codes: C10M 2223/121 : of alcohols or phenols
• CPC Class Codes: C10M 2225/04 : obtained by phosphorisation of macromolecualr compounds not containing phosphorus in the monomers
• CPC Class Codes: C10M 2229/02 : Unspecified siloxanes; Silicones
• CPC Class Codes: C10M 2229/04 : Siloxanes with specific structure
• CPC Class Codes: C10M 2229/041 : containing aliphatic substituents
• CPC Class Codes: C10M 2229/042 : containing aromatic substituents
• CPC Class Codes: C10M 2229/043 : containing carbon-to-carbon double bonds
• CPC Class Codes: C10M 2229/044 : containing silicon-to-hydrogen bonds
• CPC Class Codes: C10M 2229/045 : containing silicon-to-hydroxyl bonds
• CPC Class Codes: C10M 2229/046 : containing silicon-oxygen-carbon bonds
• CPC Class Codes: C10M 2229/047 : containing alkylene oxide groups
• CPC Class Codes: C10M 2229/048 : containing carboxyl groups
• CPC Class Codes: C10M 2229/05 : containing atoms other than silicon, hydrogen, oxygen or carbon
• CPC Class Codes: C10M 2229/051 : containing halogen
• CPC Class Codes: C10M 2229/052 : containing nitrogen
• CPC Class Codes: C10M 2229/053 : containing sulfur
• CPC Class Codes: C10M 2229/054 : containing phosphorus
• CPC Class Codes: C10N 2010/02 : Groups 1 or 11
• CPC Class Codes: C10N 2010/04 : Groups 2 or 12
• CPC Class Codes: C10N 2040/08 : Hydraulic fluids, e.g. brake-fluids
• CPC Class Codes: C10N 2040/16 : Dielectric; Insulating oil or insulators
• CPC Class Codes: C10N 2040/17 : for electric contacts
• CPC Class Codes: H01B 3/20 : liquids, e.g. oils silicone oils H01B3/46

Abstract

An electrical contact protective lubricant composed of a homogenously mixed mixture of transmission fluid, lithium based grease and petroleum jelly.

Claims

1. An electrical contact protective lubricant wherein the amount of each constituent when compared to the total volume of said lubricant is within the following ranges:

transmission fluid--0.004 percent to 0.7 percent by weight;

lithium based grease--47.2 percent to 47.64 percent by weight;

petroleum jelly--52.1 percent to 52.4 percent by weight; and

said transmission fluid includes the following ingredients;

mineral oil;

polymethacrylate;

phosphosulfurized terpene;

phenyl alpha naphthylamine;

6,6'"'"'-dithio-bis (3,5-carbolactone-1-heneicosanoic acid);

dihexyl phthalate;

polyisobutylene succinate;

zinc dialkyl dithio phosphate and polydimethyl siloxane.