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A strap fastener includes a base, a shaft mounted on the base, a reel rotationally mounted on the shaft, two ratchet wheels formed on the reel, a torque spring arranged between the reel and the shaft, a lever pivotally mounted on the base, a first detent movably mounted on the lever for engagement w

A strap fastener includes a base, a shaft mounted on the base, a reel rotationally mounted on the shaft, two ratchet wheels formed on the reel, a torque spring arranged between the reel and the shaft, a lever pivotally mounted on the base, a first detent movably mounted on the lever for engagement with the ratchet wheels, a second detent movably mounted on the base for engagement with the ratchet wheels, a wedge formed on the second spring-biased detent, a handle including a first end in which a hole is defined, a second end secured to the lever and a control element extending through the handle and the lever and including a first end exposed through the hole defined in the first end of the handle and a second end in engagement with the wedge. The first end of the control element can be pressed so as to move the second end of the control element from a position for engaging the second detent with the ratchet wheels to a second position for disengaging the second detent from the ratchet wheels.

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1. A strap fastener including: a base, a shaft mounted on the base; a reel rotationally mounted on the shaft; two ratchet wheels formed on the reel; a torque spring arranged between the reel and the shaft; a lever pivotally mounted on the base; a first detent movably mounted on the lever fo

1. A strap fastener including: a base, a shaft mounted on the base; a reel rotationally mounted on the shaft; two ratchet wheels formed on the reel; a torque spring arranged between the reel and the shaft; a lever pivotally mounted on the base; a first detent movably mounted on the lever for engagement with the ratchet wheels; a second detent movably mounted on the base for engagement with the ratchet wheels; a wedge formed on the second detent; a handle including a first end in which a hole is defined, a second end secured to the lever; and a control element extending through the handle and the lever and including a first end exposed through the hole defined in the first end of the handle and a second end in engagement with the wedge, wherein the first end of the control element can be pressed so as to move the second end of the control element from a first position for engaging the second detent with the ratchet wheels to a second position for disengaging the second detent from the ratchet wheels. 2. A strap fastener according to claim 1 wherein the control element includes an enlarged portion formed thereon near the first end for retaining the control element in the handle. 3. A strap fastener according to claim 2 including a spring received in the handle and mounted on the control element and compressed between the enlarged portion of the control element and a portion of an internal face of the handle, thus biasing the control element to the first position. 4. A strap fastener according to claim 1 wherein the wedge includes an upright portion being perpendicular thereto and an inclined portion being inclined relative thereto.