Transmission for traveling vehicle

• Main Author: YAMAGISHI NORIYUKI
• Format: Patent
• Language: Chinese; English
• Published: 26.04.2024
• Subjects: ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS INVEHICLES; ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OFTRANSMISSIONS IN VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GASEXHAUST OR FUEL SUPPLY OF PROPULSION UNITS, IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; BLASTING; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; DREDGING; DYNAMO-ELECTRIC MACHINES; ELECTRICITY; ENGINEERING ELEMENTS AND UNITS; FIXED CONSTRUCTIONS; FOUNDATIONS; GEARING; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; GENERATION; HEATING; HYDRAULIC ENGINEERING; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; LIGHTING; MECHANICAL ENGINEERING; PERFORMING OPERATIONS; SOIL SHIFTING; THERMAL INSULATION IN GENERAL; TRANSPORTING; VEHICLES IN GENERAL; WEAPONS

Provided is a transmission for a crawler-type traveling vehicle, in which a transmission system gear mechanism and a turning system gear mechanism can be compactly arranged to suppress an increase in the size of a transmission case. A transmission (1) for a crawler-type traveling vehicle is provided with: a straight travel pump (31) and a straight travel motor (32) of a straight travel HST (11); a turning pump (41) and a turning motor (42) of the turning HST (12); and planetary gear mechanisms (13L, 13R). The transmission case (16) is provided with: a straight gear mechanism (17) that transmits the power of the straight motor to a straight system input unit; and a turning gear mechanism (18) for transmitting the power of the turning motor to the turning system input unit, the straight movement gear mechanism being provided with a plurality of straight movement power transmission shafts (54, 57), and the turning gear mechanism being provided with a plurality of turning power transmission shafts (92, 96). At le