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Caulking gun

  • US 10,016,781 B2
  • Filed: 06/11/2015
  • Issued: 07/10/2018
  • Est. Priority Date: 06/12/2014
  • Status: Active Grant
First Claim
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1. Caulking gun for dispensing viscous material comprisinga stocka cartridge keepa push rod having a first end, being longitudinally moveably mounted in the stock, and provided at the first end with a plunger which engages the piston of a cartridge placed in the cartridge keep,a block configured to engage the push rod to advance the push rod,a brake hinged to the stock and provided with a clearance hole for engaging the push rod such that the push rod is moveable in a direction advancing the push rod towards a cartridge in the cartridge keep and is held in a direction retreating the push rod from the cartridge, the brake being arranged to travel to a first position relative to the stock as the push rod advances and to a second position as the push rod retreats thereby defining the retreat of the push rod, the brake being inclined relative to an axis of the push rod, andan adjuster arranged for varying the retreat of the push rod,wherein the adjuster comprises a rotatable wheel with a slope, the rotatable wheel being positioned on the axis of the push rod between the stock and the brake, a distance between a highest point of the slope and the brake defining the retreat of the push rod, andwherein the slope is defined by at least one knob on the rotatable wheel.

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