ES266978A2 - Improvements introduced in the speed changes of the type of articulated parallelogram for bicycles and similar vehicles (Machine-translation by Google Translate, not legally binding) - Google Patents

Improvements introduced in the speed changes of the type of articulated parallelogram for bicycles and similar vehicles (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES266978A2
ES266978A2 ES0266978A ES266978A ES266978A2 ES 266978 A2 ES266978 A2 ES 266978A2 ES 0266978 A ES0266978 A ES 0266978A ES 266978 A ES266978 A ES 266978A ES 266978 A2 ES266978 A2 ES 266978A2
Authority
ES
Spain
Prior art keywords
improvements introduced
bicycles
translation
machine
legally binding
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
Application number
ES0266978A
Other languages
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JUY LUCIEN CHARLES HIPPOLYTE
Original Assignee
JUY LUCIEN CHARLES HIPPOLYTE
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.)
Filing date
Publication date
Application filed by JUY LUCIEN CHARLES HIPPOLYTE filed Critical JUY LUCIEN CHARLES HIPPOLYTE
Publication of ES266978A2 publication Critical patent/ES266978A2/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M9/00—Transmissions characterised by use of an endless chain, belt, or the like
    • B62M9/04—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio
    • B62M9/06—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like
    • B62M9/10—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving different-sized wheels, e.g. rear sprocket chain wheels selectively engaged by the chain, belt, or the like
    • B62M9/12—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving different-sized wheels, e.g. rear sprocket chain wheels selectively engaged by the chain, belt, or the like the chain, belt, or the like being laterally shiftable, e.g. using a rear derailleur
    • B62M9/121—Rear derailleurs
    • B62M9/124—Mechanisms for shifting laterally
    • B62M9/1248—Mechanisms for shifting laterally characterised by the use of biasing means, e.g. springs; Arrangements thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Springs (AREA)

Abstract

Improvements introduced in the object of the main Patent No. 266,837 which is related to: Improvements introduced in the speed changes of the articulated parallelogram type for bicycles and similar vehicles, characterized in that the spring return shaft has a double stable support on the sides lower of the upper support, said shaft, mounted in a removable manner, carrying a return spring constituted by two inverse spiral windings joined together by a common bottom double side whose end comes to rest against the lever, outside the parallelogram, the two upper and symmetrical ends of said spring in holes provided in the bottom of the upper support with an elastic tension with respect to the lower branch. (Machine-translation by Google Translate, not legally binding)
ES0266978A 1961-01-27 1961-04-28 Improvements introduced in the speed changes of the type of articulated parallelogram for bicycles and similar vehicles (Machine-translation by Google Translate, not legally binding) Expired ES266978A2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR746A FR79077E (en) 1961-01-27 1961-01-27 Gear shifting by chain derailment of the <articulated parallelogram> type for cycles and similar vehicles

Publications (1)

Publication Number Publication Date
ES266978A2 true ES266978A2 (en) 1961-08-01

Family

ID=39248181

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0266978A Expired ES266978A2 (en) 1961-01-27 1961-04-28 Improvements introduced in the speed changes of the type of articulated parallelogram for bicycles and similar vehicles (Machine-translation by Google Translate, not legally binding)

Country Status (2)

Country Link
ES (1) ES266978A2 (en)
FR (1) FR79077E (en)

Also Published As

Publication number Publication date
FR79077E (en) 1962-10-19

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