Gasoline Chainsaw with 25.4cc (YD250)
A training chair is a seat designed specifically for activities such as training and meetings. It has the characteristics of comfort, durability, and ease of movement, which can meet the needs of different groups of people. Training chairs can be classified into various categories based on material, structure, function, and other aspects. Below will be a brief introduction to the classification of training chairs. Meeting Chair,,Foldable Chair,Customized Chair Foshan Shengshi Zhihui Technology Co., Ltd. , https://www.officeroutdoorfurniture.com
Model
YD250Â
Power Type
Single Cylinder, Two-stroke, Â
 Air-cooling gasoline engineÂ
Displacement(cc)
25.4Â
Rated Output Power(kW)
0.9
Relevant Speed(rpm)
3000
Fuel Mixture Ratio
25: 1(Gasoline 25: Two-cycle Oil 1)Â
Fuel Tank Capacity(ml)
230
Engine Oil Tank Capacity(ml)
160
Guide Bar SizeÂ
10"/12"/14"Â
Chain Pitch
3/8"Â
Chain Gauge
 0.05"Â
Net/Gross weight(Kg)
 4.0/5.0Â
Packing Size(mm)
320x250x250
YD250 is a handy saw for home gardening and home work for felling small trees and sawing firewood,Â
as well as for thinning bushes, light pruning or small-medium diameter cutting and so on.
Main features:Â
1, Automatic oil pump, lubrication for guide bar and chain.
2, Advanced engine clean air-intake system.
3, Effective anti-vibration system
4, Combination throttle/switch structure
5, With a side-mounted adjuster, easy to control the chain tensioning device.Â
6, JP Walbro carburetor is optional.
1. Material classification
The materials of the training chair mainly include metal, plastic, and fabric. Metal training chairs typically have strong stability and durability, making them suitable for long-term meetings or training activities. The training chair made of plastic material has the characteristics of lightweight and easy to clean, making it easy to arrange the meeting site at any time and suitable for use in multifunctional halls and other places. The training chair made of fabric has a comfortable sitting experience and good breathability, making it suitable for long-term meetings or training activities.
2. Structural classification
The structure of training chairs mainly includes single chairs, linked chairs, and foldable chairs. Single chairs are the most common training chairs, with each seat being independent and adjustable as needed. Chainage refers to the connection of multiple seats together, usually in the form of one or more rows, suitable for use in large training venues. Stackable chairs are training chairs that can be folded and stacked, saving space and facilitating storage and handling.
3. Functional classification
The main functions of the training chair are adjustable, rotatable, foldable, and storable. The adjustable training chair can adjust the height and angle according to personal needs, providing a more comfortable sitting posture. The rotatable training chair can rotate 360 degrees, facilitating communication and interaction with people around it. The foldable training chair can be conveniently stored and transported, making it suitable for use in multifunctional halls and other places. The training chair that can store items is designed with storage space below or behind the chair, making it convenient to store items such as stationery and documents.
In summary, the classification of training chairs mainly includes material classification, structural classification, functional classification, etc. Choosing a suitable training chair can provide a better user experience and improve the effectiveness of training and meetings.