FR975069A - Spiral or helical wound plywood spring - Google Patents
Spiral or helical wound plywood springInfo
- Publication number
- FR975069A FR975069A FR975069DA FR975069A FR 975069 A FR975069 A FR 975069A FR 975069D A FR975069D A FR 975069DA FR 975069 A FR975069 A FR 975069A
- Authority
- FR
- France
- Prior art keywords
- spiral
- helical wound
- plywood
- spring
- plywood spring
- 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.)
- Expired
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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
- F16F1/3605—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by their material
-
- 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
- F16F1/00—Springs
- F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
- F16F1/04—Wound springs
- F16F1/10—Spiral springs with turns lying substantially in plane surfaces
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Springs (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEL93919D DE729371C (en) | 1937-12-31 | 1937-12-31 | Spiral or helically wound spring |
Publications (1)
Publication Number | Publication Date |
---|---|
FR975069A true FR975069A (en) | 1951-03-01 |
Family
ID=7287776
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR975069D Expired FR975069A (en) | 1937-12-31 | 1942-01-21 | Spiral or helical wound plywood spring |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE729371C (en) |
FR (1) | FR975069A (en) |
-
1937
- 1937-12-31 DE DEL93919D patent/DE729371C/en not_active Expired
-
1942
- 1942-01-21 FR FR975069D patent/FR975069A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE729371C (en) | 1942-12-15 |
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