How Many Types of Gear Shifts Are There in Cars?
2 Answers
There are generally three types of gear shifts in cars: manual transmission, automatic transmission, and semi-automatic transmission. These correspond to manual transmission cars, automatic transmission cars, and semi-automatic transmission cars, respectively. Below is a detailed introduction to manual transmission cars: Overview: Manual transmission cars use a manual gear-shifting mechanical transmission (also known as manual transmission, MT) to regulate speed. This means the driver must manually move the gear lever to change the gear engagement position inside the transmission, altering the gear ratio to achieve speed changes. Principle: The power input shaft is connected to the clutch, and the power transmitted from the clutch is directly passed to the gear set via the input shaft. The gear set consists of gears of different diameters, and different gear ratios result in entirely different power transmission effects. The gear shifting during normal driving refers to changing the gear ratio.
I remember back in the day, there were mainly two types of gear shifts when driving: manual and automatic. With manual transmissions, you had to press the clutch and move the stick, which felt quite engaging; automatic transmissions were much simpler, just shifting between P, R, N, D. But things have changed a lot in recent years, with the emergence of electronic gear shifts, like rotary knobs or push-buttons, making operation even easier. There's also the column shifter, mounted on the steering column, commonly seen in some classic American cars; paddle shifters, located just behind the steering wheel, are especially fun in manual mode. Actually, there are even newer innovations, like touchscreen gear selection in pure electric vehicles, or gearless designs in automatic parking systems. Overall, there's quite a variety, but it really comes down to how you want to drive: traditional manual, comfortable automatic, or smart electronic. Having driven many cars, I've found that different gear shifts suit different scenarios, like automatic being more hassle-free in traffic jams.