FR2334894A1 - Piston perfectionne - Google Patents
Piston perfectionneInfo
- Publication number
- FR2334894A1 FR2334894A1 FR7538168A FR7538168A FR2334894A1 FR 2334894 A1 FR2334894 A1 FR 2334894A1 FR 7538168 A FR7538168 A FR 7538168A FR 7538168 A FR7538168 A FR 7538168A FR 2334894 A1 FR2334894 A1 FR 2334894A1
- Authority
- FR
- France
- Prior art keywords
- curved surface
- helical
- pumps
- engines
- circumferential grooves
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J1/00—Pistons; Trunk pistons; Plungers
- F16J1/09—Pistons; Trunk pistons; Plungers with means for guiding fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/44—Free-space packings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Compressor (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7538168A FR2334894A1 (fr) | 1975-12-12 | 1975-12-12 | Piston perfectionne |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7538168A FR2334894A1 (fr) | 1975-12-12 | 1975-12-12 | Piston perfectionne |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2334894A1 true FR2334894A1 (fr) | 1977-07-08 |
FR2334894B1 FR2334894B1 (fr) | 1981-08-21 |
Family
ID=9163695
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7538168A Granted FR2334894A1 (fr) | 1975-12-12 | 1975-12-12 | Piston perfectionne |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2334894A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1840419A1 (fr) * | 2006-03-31 | 2007-10-03 | Federal-Mogul Operations Italy S.r.l. Stabilimento di Desenzano | Piston avec finissage de surface |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE391607A (fr) * | ||||
FR328094A (fr) * | 1902-10-02 | 1903-12-14 | Andrieux Jules | Système de piston pour moteurs de tous genres |
FR1116371A (fr) * | 1953-12-24 | 1956-05-07 | Piston pour moteurs à pistons | |
DE1675047A1 (de) * | 1968-03-14 | 1970-12-03 | Arno Fischer | Einrichtung zur Fuehrung von gegeneinander bewegten Teilen |
-
1975
- 1975-12-12 FR FR7538168A patent/FR2334894A1/fr active Granted
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE391607A (fr) * | ||||
FR328094A (fr) * | 1902-10-02 | 1903-12-14 | Andrieux Jules | Système de piston pour moteurs de tous genres |
FR1116371A (fr) * | 1953-12-24 | 1956-05-07 | Piston pour moteurs à pistons | |
DE1675047A1 (de) * | 1968-03-14 | 1970-12-03 | Arno Fischer | Einrichtung zur Fuehrung von gegeneinander bewegten Teilen |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1840419A1 (fr) * | 2006-03-31 | 2007-10-03 | Federal-Mogul Operations Italy S.r.l. Stabilimento di Desenzano | Piston avec finissage de surface |
Also Published As
Publication number | Publication date |
---|---|
FR2334894B1 (fr) | 1981-08-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |