US Patent 11585475 Dual cam lever hose clamp

A dual cam lever hose clamp may comprise: first and second cam lever clamps and upper and lower clamp halves. The cam lever clamps may move between a retaining position and release position. The upper and lower clamp halves may form a collar when opposing ends of the clamp halves fasten together via the cam lever clamps. The first cam lever clamp may comprise a first linkage pivotally coupled to a first end of the lower clamp half and a first cam lever pivotally coupled to the first linkage. The second cam lever clamp may comprise a second linkage pivotally coupled to a second end of the lower clamp half and a second cam lever pivotally coupled to the second linkage. The first and second cam lever clamps may comprise cam levers that cammingly engage cam locking surfaces on the upper clamp half to fasten and tighten the collar.