Abstract: A line launcher includes a launcher body extending along a longitudinal axis between a rear end and a front end. The line launcher further includes a handle, a trigger, and a removable battery. The line launcher further includes a compressed gas charge assembly. The line launcher further includes an elongated barrel coupled to the body at the front end. The line launcher further includes a throwline assembly, the throwline assembly including a projectile and a throwline, the projectile insertable into and ejectable from the elongated barrel.

Abstract: Manually adjustable hinges for gates, doors and other hinge applications where a first hinge is adjustable using an ordinary wrench in a first direction coaxial with the hinge pin, and as the first hinge is adjusted in the first direction the other hinges follows the movement of the first hinge to prevent the first hinge from binding the other hinges. All hinges are manually adjustable in a second direction perpendicular to the hinge pin using the wrench.