PT75447B - IMPROVEMENTS IN HIDRAULIC SHOCK PISTONS TO REDUCE OPERATING NOISE - Google Patents
IMPROVEMENTS IN HIDRAULIC SHOCK PISTONS TO REDUCE OPERATING NOISEInfo
- Publication number
- PT75447B PT75447B PT75447A PT7544782A PT75447B PT 75447 B PT75447 B PT 75447B PT 75447 A PT75447 A PT 75447A PT 7544782 A PT7544782 A PT 7544782A PT 75447 B PT75447 B PT 75447B
- Authority
- PT
- Portugal
- Prior art keywords
- hidraulic
- reduce operating
- operating noise
- pistons
- shock
- Prior art date
Links
- 230000035939 shock Effects 0.000 title 1
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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/34—Special valve constructions; Shape or construction of throttling passages
- F16F9/3405—Throttling passages in or on piston body, e.g. slots
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8116208A FR2512147B2 (en) | 1981-08-25 | 1981-08-25 | IMPROVEMENTS TO HYDRAULIC SHOCK ABSORBER PISTONS TO REDUCE OPERATING NOISES |
Publications (2)
Publication Number | Publication Date |
---|---|
PT75447A PT75447A (en) | 1982-09-01 |
PT75447B true PT75447B (en) | 1984-10-29 |
Family
ID=9261654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT75447A PT75447B (en) | 1981-08-25 | 1982-08-19 | IMPROVEMENTS IN HIDRAULIC SHOCK PISTONS TO REDUCE OPERATING NOISE |
Country Status (4)
Country | Link |
---|---|
ES (1) | ES516175A0 (en) |
FR (1) | FR2512147B2 (en) |
IT (1) | IT1152081B (en) |
PT (1) | PT75447B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES1003062Y (en) * | 1987-08-03 | 1989-02-16 | La Industrial Plastica Y Metalurgica, S.A. | NEW PISTON FOR SHOCK ABSORBERS |
DE3923512A1 (en) * | 1989-07-15 | 1991-01-24 | Stabilus Gmbh | SHOCK VALVE WITH STRONG PROGRESSIVE STEEL CHARACTERISTICS, ESPECIALLY FOR STEERING DAMPERS FOR MOTORCYCLES |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1336186A (en) * | 1962-07-09 | 1963-08-30 | Device opposing a resistance to the flow of a fluid that is practically independent of its viscosity, in particular in hydraulic shock absorbers |
-
1981
- 1981-08-25 FR FR8116208A patent/FR2512147B2/en not_active Expired
-
1982
- 1982-08-06 ES ES516175A patent/ES516175A0/en active Granted
- 1982-08-19 PT PT75447A patent/PT75447B/en not_active IP Right Cessation
- 1982-08-24 IT IT22959/82A patent/IT1152081B/en active
Also Published As
Publication number | Publication date |
---|---|
IT1152081B (en) | 1986-12-24 |
PT75447A (en) | 1982-09-01 |
FR2512147B2 (en) | 1986-05-16 |
ES8306524A1 (en) | 1983-06-01 |
IT8222959A0 (en) | 1982-08-24 |
ES516175A0 (en) | 1983-06-01 |
FR2512147A2 (en) | 1983-03-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 20000430 |