|  | F |
SECTION F — MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

|  | F01 - F04 |
Subsection index
MACHINES |
positive displacement |
rotary or oscillating piston |
liquid and elastic fluid or elastic fluid | F01C
liquid only | F04C
reciprocating piston or other |
liquid and elastic fluid or elastic fluid | F01B
liquid only | F04B
non-positive displacement |
liquid and elastic fluid or elastic fluid | F01D
liquid only | F03B
ENGINES |
positive displacement |
rotary or oscillating piston |
liquid and elastic fluid or elastic fluid | F01C
liquid only | F03C
reciprocating piston or other |
liquid and elastic fluid or elastic fluid | F01B
liquid only | F03C
non-positive displacement |
liquid and elastic fluid or elastic fluid | F01D
liquid only | F03B
PUMPS |
positive displacement |
rotary or oscillating piston | F04C
reciprocating piston or other | F04B
non-positive displacement | F04D

ENGINEERING IN GENERAL

|  | F17 |
STORING OR DISTRIBUTING GASES OR LIQUIDS (water supply Fulltext... Hierarchy... Expanded...E03B)

|  | F17B |
GAS-HOLDERS OF VARIABLE CAPACITY (self-acting gas cut-off devices Fulltext... Hierarchy... Expanded...A47J 27/62, Fulltext... Hierarchy... Expanded...G05D; flame traps Fulltext... Hierarchy... Expanded...A62C 4/00; gas mixers Fulltext... Hierarchy... Expanded...B01F, Fulltext... Hierarchy... Expanded...F16K 11/00, Fulltext... Hierarchy... Expanded...G05D 11/00; construction or assembling of bulk storage containers employing civil-engineering techniques Fulltext... Hierarchy... Expanded...E04H 7/00; gas compressors Fulltext... Hierarchy... Expanded...F04; valves Fulltext... Hierarchy... Expanded...F16K; damping pulsations in valves or pipes Fulltext... Hierarchy... Expanded...F16K, Fulltext... Hierarchy... Expanded...F16L; pipes Fulltext... Hierarchy... Expanded...F16L; stopping devices for gas mains Fulltext... Hierarchy... Expanded...F16L 55/10; vessels adapted for storing compressed, liquefied, or solidified gases Fulltext... Hierarchy... Expanded...F17C; gas distribution systems Fulltext... Hierarchy... Expanded...F17D 1/04; detecting leakage Fulltext... Hierarchy... Expanded...F17D 5/02, Fulltext... Hierarchy... Expanded...G01M; supervising or alarm devices Fulltext... Hierarchy... Expanded...F17D 5/02, Fulltext... Hierarchy... Expanded...G08B; control of combustion in burners Fulltext... Hierarchy... Expanded...F23N; gas flow or pressure regulators Fulltext... Hierarchy... Expanded...G05D)

P:0 |  | F17B 1/00 |
Gas-holders of variable capacity (large containers in general Fulltext... Hierarchy... Expanded...B65D 88/00; storing fluids in natural or artificial cavities or chambers in the earth Fulltext... Hierarchy... Expanded...B65G 5/00)

|  | F17B 1/007 |
· | with telescopically movable ring-shaped parts (Fulltext... Hierarchy... Expanded...F17B 1/10 takes precedence; sealing of rings Fulltext... Hierarchy... Expanded...F17B 1/04) [2]

|  | F17B 1/013 |
· | with movables discs (Fulltext... Hierarchy... Expanded...F17B 1/10 takes precedence; sealing of discs Fulltext... Hierarchy... Expanded...F17B 1/04) [2]

|  | F17B 1/02 |
· | Details

|  | F17B 1/04 |
· · | Sealing devices for sliding parts (in general Fulltext... Hierarchy... Expanded...F16J 15/00)

|  | F17B 1/06 |
· · · | using sealing liquids

|  | F17B 1/08 |
· · · | using resilient materials for packing, e.g. leather

|  | F17B 1/10 |
· · | Guiding moving parts

|  | F17B 1/12 |
· · | Gas admission or discharge arrangements

|  | F17B 1/14 |
· · | Safety devices, e.g. prevention of excess pressure

|  | F17B 1/16 |
· | of wet type

|  | F17B 1/18 |
· · | bell-shaped

|  | F17B 1/20 |
· · | telescopic

|  | F17B 1/22 |
· · · | spirally-guided

|  | F17B 1/24 |
· | of dry type

|  | F17B 1/26 |
· · | with flexible walls, e.g. bellows (connection of valves to inflatable elastic bodies Fulltext... Hierarchy... Expanded...B60C 29/00)