Title:
二重操舵棒を備えた二つの前輪を有する車両用の前輪部及び前記前輪部を備えた車両
Document Type and Number:
Japanese Patent JP7182701
Kind Code:
B2
Abstract:
The forecarriage comprises: a forecarriage frame (111); a steering column tube (3), connected to the forecarriage frame (111); a four-bar linkage (17) connected to the forecarriage frame (111) which supports, by means of a first supporting member (31') and a second supporting member (31"), respectively a first front wheel (13') and a second front wheel (13"); a steering column (5) rotatingly housed in the steering column tube (3) and connected to a first connecting bar (41) which connects the first supporting member (31') and the second supporting member (31") to one another; a suspension system (51; 51'; 51") which allows a up-and-down movement of the first front wheel (13') and of the second front wheel (13") with respect to the four-bar linkage (17). The first connecting bar (41) has a variable length. A second connecting bar (71) connects the first supporting member (31') and the second supporting member (31") to one another. The second connecting bar (71) is connected at points which are neutral with respect to the up-and-down movements of the first front wheel (13') and the second front wheel (13").
Inventors:
Raffaelli, Andrea
Application Number:
JP2021517401A
Publication Date:
December 02, 2022
Filing Date:
September 26, 2019
Export Citation:
Assignee:
Piaggio Echi. Societa Per Athioni
International Classes:
B62K5/10; B62K5/027; B62K5/08
Domestic Patent References:
| JP2014237362A | ||||
| JP59104884U |
Foreign References:
| WO2017115297A1 | ||||
| WO2017115295A1 | ||||
| US20100194068 | ||||
| US20100007109 | ||||
| EP1155950A2 |
Attorney, Agent or Firm:
Satoshi Yagida