A pulley having a spring loaded release mechanism is disclosed which provides a safety override under high torque conditions. The pulley is provided with a first flange which rotates in the conventional manner with a central hub. A second flange is rotatably mounted on the central hub relative ...
The lower end of the cord travels around a pulley inside the knee cap, and is anchored at its bottom end to an elastic cable passing down the lower leg part, and anchored at the bottom. This cord is then pulled by a swinging arm when the knee is bent, compressing the spring. 展开 ...
a traction device and to be deployed for manipulation, wherein each drive system of the left and right base links is one of a pulley and track system having a front pulley, a back pulley and a track, and a wheel drive system... Ben-tzvi, Pinhas 被引量: 23发表: 2011年 The War wi...
A new and improved spring-loaded ski pole for upper body workout comprising a base portion secured within a ski pole. The base portion has an aperture formed therethrough. Included in the device is a housing having an open first end and a closed second end. The open first end has a dia...
The present invention is a spring-loaded manually extendable antenna for a mobile phone. An antenna extension system includes an extendable antenna stowed within an antenna housing. Within the antenna housing is a compressible spring. Attached to the bottom end of the antenna is a washer. The ant...
Sample Avilable Size Customized Size MOQ 30 Sets Payment terms Alipay Usage Products Organized Material Plastic+ Aluminium Packing Safety Packing Application Supermaerket Display Packaging and delivery Packaging Details supermarket autofront display shelf roller shelf ...
A spring-locked variable speed pulley, such as may be used as a drive device for automotive, motorcycle or industrial applications, wherein the engagement of a spring with the side of a stopper and movable pulley piece are improved in such a manner that the pulley can be used in a wide ...
A spring assembly for use in place of the spiral tension springs in conventional spring-loaded counterbalancing systems for garage doors. It is made up of a compression spring and traveling pulley in a tubular housing, the compression spring being mounted above the pulley. A cable extends around...
The spring-loaded mechanism ensures that the chain is held securely in place, reducing the risk of slippage and enhancing the overall riding experience. The installation process is straightforward, with no complex tools or procedures required, making it an ideal choice for DIY mechanics and ...
1Pc Black/Silver Spring Loaded Chain Tensioner 49cc 66cc 80cc 2 Stroke Engine Motorized Bicycle Pulley Chain Tensioners Kit 1. Name:Chain Tensioner Kit 2. Material:Iron+Steel+Plastic 3.Color:Silver/Black Package included: 1pc *Chain Tensioner Kit ...