This is the difference between ancient and modern Chinese characters, and the meanings are exactly the same.
The ancient Chinese character for "handle" means "car side", which is written as:
At least in the Tang Dynasty, it was also written as "handle side". For example, the Tang Dynasty's "Law of Shanjian" was written as follows:
The two writing methods continued until the early days of the founding of the People's Republic of China. After the text reform, it was unified into "Wan".
If modern people write elegiac couplets and pursue simplicity, they can still write ancient characters in calligraphy, but the style of the whole text must be unified, and traditional and simplified cannot be mixed, let alone "beside the car".