Jun 24, 2025

US12339089 - Line launchers

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.

Assignee: Milwaukee Electric Tool Corporation
Inventors: Drake J. Schlosser, Luke A. Meyer, Michael Steven Van Dyke, Anthony J. Buxton, Jacob M. Teitler, Shane L. McCue, Daniel D. Crane, Seamus Joseph Doyle Herson
Filing date: 2023-09-01

The patent describes a line launcher that features a body with a handle, trigger, and removable battery, along with a compressed gas charge assembly for propulsion. It includes an elongated barrel for launching a projectile attached to a throwline, allowing for the projectile to be inserted and ejected from the barrel.

Claim 1

A line launcher, the line launcher comprising: a launcher body extending along a longitudinal axis between a rear end and a front end; a handle; a trigger; a removable battery; a compressed gas charge assembly, wherein the compressed gas charge assembly comprises a motor, a compressor, and a pressure adjustor, wherein the motor is powered by the battery; an elongated barrel coupled to the body at the front end; and a throwline assembly, the throwline assembly comprising a projectile and a throwline, the projectile insertable into and ejectable from the elongated barrel. a launcher body extending along a longitudinal axis between a rear end and a front end; a handle; a trigger; a removable battery; a compressed gas charge assembly, wherein the compressed gas charge assembly comprises a motor, a compressor, and a pressure adjustor, wherein the motor is powered by the battery; an elongated barrel coupled to the body at the front end; and a throwline assembly, the throwline assembly comprising a projectile and a throwline, the projectile insertable into and ejectable from the elongated barrel.

Google Patents

https://patents.google.com/patent/US12339089

USPTO PDF

https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/12339089