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LUBRICATING
Definition statement
This subclass/group covers:

Constructional modifications of parts of machines or apparatus for the purposes of lubrication.

Devices for supplying lubricant, e.g. oil or grease, from a stationary or movable reservoir to the machine or member to be lubricated, or for supplying lubricant by manual action or by a hand-positioned nozzle with lubricant under pressure.

Lubricating-pumps.

Lubrication using substances other than oil or grease.

Lubrication characterised by the use of particular lubricants in particular apparatus or conditions.

Lubrication of apparatus working in extreme conditions.

Details of lubricators or lubrication systems, e.g. reservoirs, conduits, check valves, distributing equipment, collecting or draining lubricant, cleaning.

Safety devices for indication or detection of undesired conditions, or use of devices responsive to conditions in lubricating arrangements or systems.

Care of lubricants, e.g. storage, transfer.

Conditioning lubricants, e.g. by heating, cooling, filtering, diluting.

Relationship between large subject matter areas

F16N is the general or function-oriented subclass for lubrication subject-matter, but there are many application-oriented places in the Classification where subject-matter for specially-adapted forms of lubrication can be found ? see the references below. Lubrication specially adapted to machines or apparatus provided for in a single other class is covered by the relevant class for that machine or apparatus.

References relevant to classification in this subclass
This subclass/group does not cover:
Processes for applying liquids or other fluent materials to a surface, to obtain an anti-friction surface
Manufacture of articles or materials containing macromolecular substances and having reduced friction
C08J5/16
Lubricating compositions; Selection of particular substances as lubricants
Lubrication of harvesters or mowers
Lubrication of mandrels for metal tube rolling mills
Lubrication of rolls for metal rolling mills
Lubrication of tools for machines for working metal without removing material
Lubricating during forging or pressing
Lubrication of moulds for continuous casting of metals
Lubrication of milling-cutters
Lubrication of metal saws
Lubrication of machine-tools
Lubrication of portable power-driven percussive tools
Lubrication of hair-clippers or dry-shavers
Lubrication of band saw blades for wood or the like
Arrangements or adaptations of lubricating systems or devices in vehicles
Lubrication of cable systems for railways
Lubrication systems for railway locomotives
Axle-box lubrication for railway rolling- stock
Lubrication of rail or wheel flanges of railways
Vehicle endless-track units with lubrication means
Lubrication of cycles
Lubrication of conveyers
Lubrication of ropes, cables or guides of elevators
Lubrication of spindles of machines for spinning or twisting threads or fibres
Lubrication of knitting-machines
Lubrication of sewing-machines
Lubrication of embroidering-machines
Lubrication of switches for railways
Lubricating devices for locks
Lubricating arrangements for hinges
Lubricating details of roller drill bits for earth drilling
Lubrication of rotary-piston or oscillating-piston machines or engines asasdas
Lubrication of non-positive displacement machines or engines, e.g. steam turbines, Windmill
Lubrication of machines or apparatus working under extreme conditions, at high temperature, of turbines
Lubrication of gas-turbine plants
Lubrication of cylinders of combustion engines
Lubrication of evacuating pumps
F04
Lubrication of pumps for elastic fluids
Lubrication of rotary-piston or oscillating-piston pumps for elastic fluids
Lubrication of non-positive displacement pumps
Lubrication of flexible shafts
Lubrication of sliding-contact bearings
Lubrication of ball or roller bearings
Lubrication of springs
Lubrication of transmissions
Oil separators for separating oil from exhaust steam
Lubrication of refrigerating machines
Lubrication of smallarms or ordnance
Lubrication of clocks
Lubrication of rotary anodes of X-ray tubes
Lubrication of rotary current collectors, distributors or interrupters
Informative references
Attention is drawn to the following places, which may be of interest for search:
Storage containers; draining equipment for liquid containers
B65
Lubrication of machines or engines in general, including internal-combustion engines
Special rules of classification within this subclass

Horizontal schemes for technical features cover the following aspects related to the control of lubrication:

Condition of lubricant

Applications

Signal processing

Measuring

Controlling

Fail safe

Valves

Glossary of terms
In this subclass/group, the following terms (or expressions) are used with the meaning indicated:
Lubricant
Any fluid (e.g. water, oil), fluent material (e.g. particulate graphite), semi-fluid material (e.g. oil with thickener), or semisolid material (e.g. grease), or any mixture of such types of substance, which is used for the specific purpose of lubrication.
Lubrication
Apparatus, arrangements or methods for introducing or applying a thin layer of a discrete lubricant between two or more relatively-moving adjacent solid surfaces of a device or apparatus, for the specific purpose of reducing friction, heat or wear between the adjacent surfaces.
Constructional modifications of parts of machines or apparatus for the purpose of lubrication
Definition statement
This subclass/group covers:

Constructional modifications of parts of machines or apparatus for the purpose of lubrication that could not be covered by one of the above group corresponding to a specific application for lubrication (e.g. B62J 31/00 : Lubrication of cycles). This group is seldom used.

Devices for supplying lubricant by manual action (draining equipment for liquid containers B65D)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Draining equipment for liquid containers
Apparatus with hand-positioned nozzle supplied with lubricant under pressure (F16N 3/00 takes precedence)
References relevant to classification in this group
This subclass/group does not cover:
Devices for supplying lubricant by manual action (draining equipment for liquid containers
Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated (axle-box lubrication for railway rolling-stock B61F 17/00)
Definition statement
This subclass/group covers:

Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated such as e.g. with gravity feed or drip lubrication, splash lubrication, dip lubrication, mist lubrication , with feed by pumping action of the member to be lubricated or of a shaft of the machine, centrifugal lubrication, with feed by pumping action of a vertical shaft of the machine, and central lubrication systems (the scope covered the by title of the corresponding group is not limited by these examples).

Informative references
Attention is drawn to the following places, which may be of interest for search:
Axle-box lubrication for railway rolling-stock
controlled by means of the temperature of the member to be lubricated (thermostats G05D)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Thermostats
the lubricant being conveyed from the reservoir by mechanical means (by pumping devices F16N 7/36, F16N 7/38; adaptations for lubrication of machines or engines in general, of internal-combustion engines F01M)
Informative references
Attention is drawn to the following places, which may be of interest for search:
By pumping devices
Adaptations for lubrication of machines or engines in general, of internal-combustion engines
the oil being carried up by a lifting device (scoop devices in general F04D)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Scoop devices in general
Splash lubrication (mist lubrication F16N 7/32)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Mist lubrication
the oil being fed or carried along by another fluid (in internal- combustion engines F02F)
Informative references
Attention is drawn to the following places, which may be of interest for search:
In internal- combustion engines
Mist lubrication (splash lubrication F16N 7/26)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Splash lubrication
Atomising devices for oil (atomising devices in general B05B)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Atomising devices in general
Arrangements for supplying oil or unspecified lubricant from a moving reservoir or the equivalent (also usable with a stationary reservoir F16N 7/00)
Definition statement
This subclass/group covers:

Arrangements for supplying oil or unspecified lubricant from a moving reservoir or the equivalent such as e.g. a reservoir on or in a rotary member

and a reservoir on or in a reciprocating, rocking, or swinging member (the scope covered the by title of the corresponding group is not limited by these examples).

Informative references
Attention is drawn to the following places, which may be of interest for search:
Also usable with a stationary reservoir
Arrangements for supplying grease from a stationary reservoir or the equivalent in or on the machine or member to be lubricated; Grease cups
Definition statement
This subclass/group covers:

Arrangements for supplying grease from a stationary reservoir or the equivalent in or on the machine or member to be lubricated such as e.g. grease cups, hand-actuated grease cups, stauffer cups, spring-loaded devices, weight-loaded devices, or by pressure of another fluid (the scope covered the by title of the corresponding group is not limited by these examples).

with mechanical drive, other than directly by springs or weights (lubricating-pumps F16N 13/00)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Lubricating-pumps
Lubricating-pumps (oil cans with pump F16N 3/08; pumps for liquids in general F04)
Definition statement
This subclass/group covers:

Lubricating-pumps such as e.g. with a reciprocating piston, with an adjustable reciprocating pumps, an actuation of lubricating-pumps by hand or foot, a mechanical drive, or fluid drive, with relative movement of pump parts being produced by inertia of one of the parts or of a driving member, with a rotary pumps, or with distributing equipment (the scope covered the by title of the corresponding group is not limited by these examples).

Informative references
Attention is drawn to the following places, which may be of interest for search:
Pumps for liquids in general
F04
Oil cans with pump
with reciprocating piston (pumps with distributing equipment F16N 13/22)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Pumps with distributing equipment
Rotary pumps (with distributing equipment F16N 13/22)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Rotary pumps with distributing equipment
with distributing equipment (separate distributing equipment F16N 25/00)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Separate distributing equipment
Lubrication with substances other than oil or grease; Lubrication characterised by the use of particular lubricants in particular apparatus or conditions (F16N 17/00 takes precedence; lubricating compositions, selection of particular substances as lubricants in general C10M; bearings with surfaces incorporating lubricant F16C 33/04; lubrication specially adapted to machines or apparatus provided for in a single other class, see the relevant class for the machine or apparatus)
Definition statement
This subclass/group covers:

Lubrication with substances other than oil or grease such as e.g. with graphite or graphite-containing compositions or water (the scope covered the by title of the corresponding group is not limited by these examples).

References relevant to classification in this group
This subclass/group does not cover:
Lubrication of machines or apparatus working under extreme conditions
Informative references
Attention is drawn to the following places, which may be of interest for search:
Lubricating compositions, selection of particular substances as lubricants in general
Bearings with surfaces incorporating lubricant
with water (bearings working in water F16C)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Bearings working in water
Lubrication of machines or apparatus working under extreme conditions (additives to lubricating oil or lubricating grease C10M)
Definition statement
This subclass/group covers:

Lubrication of machines or apparatus working under extreme conditions such as e.g. at high temperature, at low temperature, or in vacuum or under reduced pressure (the scope covered the by title of the corresponding group is not limited by these examples).

Informative references
Attention is drawn to the following places, which may be of interest for search:
Additives to lubricating oil or lubricating grease
at high temperature (of turbines F01D, F02C; lubrication of machines or engines in general, of internal-combustion engines F01M)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Lubrication of turbines
Lubrication of machines or engines in general, of internal-combustion engines
at low temperature (lubrication of refrigerating machines F25B)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Lubrication of refrigerating machines
in vacuum or under reduced pressure (lubrication of evacuating pumps F04; of rotary anodes of X-ray tubes H01J 35/10)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Lubrication of evacuating pumps
F04
Lubrication of rotary anodes of X-ray tubes
Lubricant containers for use in lubricators or lubrication systems
Definition statement
This subclass/group covers:

Lubricant containers for use in lubricators or lubrication systems, such as e.g. indicating oil level or maintaining oil level (the scope covered the by title of the corresponding group is not limited by these examples).

[N: Indicating oil level (measuring liquid level in general G01F)]
Informative references
Attention is drawn to the following places, which may be of interest for search:
Measuring liquid level in general
[N: Maintaining oil level (level control in general G05D 9/00)]
Informative references
Attention is drawn to the following places, which may be of interest for search:
Level control in general
Conduits; Junctions (in general F16L); Fittings for lubrication apertures
Definition statement
This subclass/group covers:

Conduits; junctions; fittings for lubrication apertures such as e.g. lubricating nipples, nozzles for connection of lubricating equipment to nipples Covering members for nipples, conduits or apertures (The scope covered the by title of the corresponding group is not limited by these examples).

Informative references
Attention is drawn to the following places, which may be of interest for search:
Junctions in general
Special adaptations of check valves (check valves in general F16K)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Check valves in general
Distributing equipment [N: with or without proportioning devices]
Definition statement
This subclass/group covers:

Distributing equipment such as e.g. with reciprocating distributing slide valve

or with rotary distributing member (The scope covered the by title of the corresponding group is not limited by these examples).

with rotary distributing member (combined with oil pump F16N 13/22)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Distributing member combined with oil pump
Proportioning devices (liquid meters G01F)
Definition statement
This subclass/group covers:

Proportioning devices such as e.g. using restrictions or gating equipment (The scope covered the by title of the corresponding group is not limited by these examples).

Informative references
Attention is drawn to the following places, which may be of interest for search:
Liquid meters
Gating equipment (multiple-way valves F16K; metering cocks G01F)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Multiple-way valves
Metering cocks
Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems (in bearings F16C; constructions of apparatus outside the lubricating arrangements or systems, see the relevant classes)
Definition statement
This subclass/group covers:

Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems such as e.g. for influencing the supply of lubricant or enabling a warning to be given (The scope covered the by title of the corresponding group is not limited by these examples).

Informative references
Attention is drawn to the following places, which may be of interest for search:
Use of devices responsive to conditions in lubricating arrangements or systems in bearings
Means for collecting, retaining, or draining-off lubricant in or on machines or apparatus (oil separators for separating oil from exhaust steam F22G)
Definition statement
This subclass/group covers:

Means for collecting, retaining, or draining-off lubricant in or on machines or apparatus, such as e.g. drain pans, drip trays, oil catchers, oil wipers (The scope covered the by title of the corresponding group is not limited by these examples).

References relevant to classification in this group
This subclass/group does not cover:
Oil separators for separating oil from exhaust steam
Oil catchers; Oil wipers (oil-scraping rings for pistons F16J 9/20; [N: cleaning means for indicating or measuring dip members, e.g. dipstick wipers G01F 23/045)]
Informative references
Attention is drawn to the following places, which may be of interest for search:
Oil-scraping rings for pistons
Cleaning means for indicating or measuring dip members, e.g. dipstick wipers
Mechanical arrangements for cleaning lubricating equipment; Special racks or the like for use in draining lubricant from machine parts
Storage of lubricants in engine-rooms or the like (storage containers B65)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Storage containers
B65
Equipment for transferring lubricant from one container to another
Arrangements for conditioning of lubricants in the lubricating system (cleaning of lubricating oil, lubricating compositions C10M)
Definition statement
This subclass/group covers:

Arrangements for conditioning of lubricants in the lubricating system such as e.g. by deaeration, by evaporating or purifying, by cooling , by heating , by filtration or by diluting, e.g. by addition of fuel (The scope covered the by title of the corresponding group is not limited by these examples).

Informative references
Attention is drawn to the following places, which may be of interest for search:
Cleaning of lubricating oil, lubricating compositions
[N: by deaeration (degasification of liquids B01D 19/00)]
Informative references
Attention is drawn to the following places, which may be of interest for search:
Degasification of liquids
[N: by evaporating or purifying (for heating or cooling of filters B01D 35/18, e.g. comprising a vaporising unit B01D 35/185)]
Informative references
Attention is drawn to the following places, which may be of interest for search:
For heating or cooling of filters
For heating or cooling of filters, e.g. comprising a vaporising unit
by cooling (heat-exchangers in general F28)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Heat-exchangers in general
F28
by heating (heat-exchangers in general F28)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Heat-exchangers in general
F28
by filtration (filters in general B01D; magnetic separators B03C 1/00; [N: centrifugal separators or filters B04B 5/005)]
Informative references
Attention is drawn to the following places, which may be of interest for search:
Filters in general
Magnetic separators
Subject matter not provided for in other groups of this subclass
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Last Modified: 10/11/2013