it is accurate to say that traditional cannister vacuums are not designed with backpack straps. However, it's worth noting that the vacuum cleaner market is continuously evolving, and new models and designs might have emerged since then.
The main reason why most canister vacuums do not have backpack straps is because of their design and intended use. Cannister vacuums are typically designed to be pulled or dragged behind the user as they clean the floors and surfaces. They consist of a wheeled body that houses the motor, filter, and dustbin, connected to a long hose and wand. The user holds the wand and hose, and the wheeled body follows along behind them.
On the other hand, backpack vacuums are designed for different purposes and cleaning scenarios. They are more commonly used in commercial settings like offices, hotels, and other large areas where portability and maneuverability are essential. The backpack design allows the user to carry the vacuum on their back, distributing the weight more evenly and leaving their hands free to navigate tight spaces or use other cleaning tools.
The decision to incorporate backpack straps or not in vacuum designs depends on factors like the vacuum's intended use, weight distribution, and the convenience it offers to users. While traditional cannister vacuums are designed for residential cleaning and are not typically used over extended periods, backpack vacuums are tailored for commercial and professional cleaning where mobility and comfort become crucial.
Keep in mind that the market might have introduced newer hybrid designs or products that bridge the gap between canister and backpack vacuums, so it's worth checking with more recent sources or manufacturers for the latest updates on vacuum cleaner designs.