FR665444A - Perfectionnements aux ressorts - Google Patents

Perfectionnements aux ressorts

Info

Publication number: FR665444A
Authority: FR; France
Prior art keywords: spring; spring improvements
Prior art date: 1927-12-10
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

Application number

Other languages

English (en)

Inventor

George Alfred Woodhead

Frank Woodhead

Priority date (The priority date 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 date listed.)

1927-12-10

Filing date

1928-12-08

Publication date

1929-09-18

1928-12-08 Application filed filed Critical

1929-09-18 Application granted granted Critical

1929-09-18 Publication of FR665444A publication Critical patent/FR665444A/fr

Status Expired legal-status Critical Current

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
- F16F1/02—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
- F16F1/18—Leaf springs
- F16F1/20—Leaf springs with layers, e.g. anti-friction layers, or with rollers between the leaves

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)

FR665444D 1927-12-10 1928-12-08 Perfectionnements aux ressorts Expired FR665444A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB665444X		1927-12-10

Publications (1)

Publication Number	Publication Date
FR665444A true FR665444A (fr)	1929-09-18

Family

ID=10491259

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR665444D Expired FR665444A (fr)	1927-12-10	1928-12-08	Perfectionnements aux ressorts

Country Status (1)

Country	Link
FR (1)	FR665444A (fr)

1928
- 1928-12-08 FR FR665444D patent/FR665444A/fr not_active Expired

Similar Documents

Publication	Publication Date	Title
FR646188A (fr)	1928-11-08	Perfectionnements aux jumelles
FR634802A (fr)	1928-02-27	Perfectionnements aux carburateurs
FR640481A (fr)	1928-07-13	Perfectionnements aux ressorts
FR665444A (fr)	1929-09-18	Perfectionnements aux ressorts
FR624582A (fr)	1927-07-21	Perfectionnements aux ressorts
FR643305A (fr)	1928-09-14	Perfectionnements aux tondeuses
FR643445A (fr)	1928-09-17	Perfectionnements aux accumulateurs
FR643400A (fr)	1928-09-15	Perfectionnements aux carburateurs
FR640948A (fr)	1928-07-24	Perfectionnements aux carburateurs
FR643343A (fr)	1928-09-14	Perfectionnements aux carburateurs
FR640096A (fr)	1928-07-05	Accordéon
FR637216A (fr)	1928-04-25	Perfectionnements aux abat-jour
FR639986A (fr)	1928-07-03	Perfectionnements aux tarares
FR635542A (fr)	1928-03-17	Perfectionnements aux réchauffeurs-alimentateurs
FR678381A (fr)	1930-03-21	Perfectionnements aux ressorts
FR655763A (fr)	1929-04-23	Perfectionnements aux réservoirs
FR35556E (fr)	1930-03-26	Ressort
FR652237A (fr)	1929-03-06	Perfectionnements aux brûleurs
FR640301A (fr)	1928-07-10	Perfectionnements aux brûleurs
FR652716A (fr)	1929-03-12	Perfectionnements aux accumulateurs
FR644061A (fr)	1928-10-02	Perfectionnements aux carburateurs
FR648353A (fr)	1928-12-08	Perfectionnements aux carburateurs
FR643658A (fr)	1928-09-21	Perfectionnements aux carburateurs
FR643874A (fr)	1928-09-25	Perfectionnements aux carburateurs
FR639705A (fr)	1928-06-28	Perfectionnements aux carburateurs