Patent ID: 8522826

Claim:
An isolation device for oil circuit comprising: a first clamper, a second clamper, and a resilient element; the first clamper and the second clamper including a first clamping portion and a second clamping portion formed on two front ends thereof and two grip portions arranged on two rear ends thereof; the first clamping portion of the first clamper having a first plug disposed on an inner side of a front end thereof, and the second clamping portion of the second clamper having a notch defined on a front end thereof; the second clamper also including a recess defined on an inner side of a rear end of the notch, and the recess having a post extending upwardly, the post being used to insert a first hole of a fixing member, a second hole of a disc, a third hole of a compression spring and a washer and having a groove formed therein, wherein the fixing member, the disc, the compression spring, and the washer are connected with the groove by ways of a screwing element; the fixing member being received in the recess of the second clamper and having a plurality of ribs mounted on a top end thereof, the disc having a plurality of slots defined on a bottom end thereof and corresponding to the plurality of ribs; the disc having a first cutout, a second cutout, and a third cutout provided in an array arrangement, wherein the first cutout, the second cutout, and the third cutout are in different sizes, and the disc also having a second plug retained thereon, and the second plug having a varying diameter for matching with a size of each cutout.