A fire exit system is disclosed. In one particular embodiment, the fire exit system may include a motor mechanically coupled to a window such that the motor, when turned on, causes the window to open, a controller coupled to the motor, and a switch coupled to the controller. When the switch is activated, the controller is configured to turn on the motor to open the window.

System for physical mobility activity of a person, comprising at least one fixed support member and at least one contact member to be worn by the person In motion, wherein the support member and the contact member comprise at least one support surface and at least one contact surface, respectively, wherein the support surface and the contact surface constitute the respective components of a hook-and-loop fastening connection consisting of hooks and loops, wherein the hooks have hook stems and hook openings, wherein the hook openings on the support surface or contact surface in question are at least substantially all situated at the same side of the hook stems in question, when considered in a first direction parallel to the support surface or contact surface in question.

System for physical mobility activity of a person, comprising at least one fixed support member and at least one contact member to be worn by the person In motion, wherein the support member and the contact member comprise at least one support surface and at least one contact surface, respectively, wherein the support surface and the contact surface constitute the respective components of a hook-and-loop fastening connection consisting of hooks and loops, wherein the hooks have hook stems and hook openings, wherein the hook openings on the support surface or contact surface in question are at least substantially all situated at the same side of the hook stems in question, when considered in a first direction parallel to the support surface or contact surface in question.

Described herein is a system, method of use and Self Retracting Lifeline (SRL) apparatus using a system that governs a dynamic response between members causing a halt in relative motion between the members. Magnetic interactions, eddy current drag forces and centrifugal and/or inertial forces may provide various mechanisms of governing movement.

Described herein is a system, method of use and Self Retracting Lifeline (SRL) apparatus using a system that governs a dynamic response between members causing a halt in relative motion between the members. Magnetic interactions, eddy current drag forces and centrifugal and/or inertial forces may provide various mechanisms of governing movement.

A self-retracting lanyard system includes a self-retracting lanyard having a main body and a retractable line, a harness connected to the retractable line and wearable by the user of the self-retracting lanyard, and an electronic device disposable on the harness. The electronic device includes an accelerometer, a processor or programmable circuit, and a non-transitory program storage medium on which are stored instructions executable by the processor or programmable circuit to perform operations including receiving a measurement from the accelerometer, comparing the measurement to a threshold, detecting that the user of the self-retracting lanyard has fallen based on a result of the comparing, and instructing a wireless transmitter to transmit a wireless signal in response to the detection that the user has fallen.

A self-retracting lanyard system includes a self-retracting lanyard having a main body and a retractable line, a harness connected to the retractable line and wearable by the user of the self-retracting lanyard, and an electronic device disposable on the harness. The electronic device includes an accelerometer, a processor or programmable circuit, and a non-transitory program storage medium on which are stored instructions executable by the processor or programmable circuit to perform operations including receiving a measurement from the accelerometer, comparing the measurement to a threshold, detecting that the user of the self-retracting lanyard has fallen based on a result of the comparing, and instructing a wireless transmitter to transmit a wireless signal in response to the detection that the user has fallen.

A system for physical mobility activity of a person includes at least one fixed support member and at least one contact member to be worn by a person in motion. The support member and the contact member include at least one support surface and at least one contact surface, respectively. The support surface and the contact surface constitute the respective components of a hook-and-loop fastening connection including of hooks and loops, wherein the hooks have hook stems and hook openings. The hook openings on the support surface or contact surface in question are at least substantially all situated at the same side of the hook stems in question, when considered in a first direction parallel to the support surface or contact surface in question.

A system for physical mobility activity of a person includes at least one fixed support member and at least one contact member to be worn by a person in motion. The support member and the contact member include at least one support surface and at least one contact surface, respectively. The support surface and the contact surface constitute the respective components of a hook-and-loop fastening connection including of hooks and loops, wherein the hooks have hook stems and hook openings. The hook openings on the support surface or contact surface in question are at least substantially all situated at the same side of the hook stems in question, when considered in a first direction parallel to the support surface or contact surface in question.

A descender with folding handle and integral pulley preferably includes a base plate, a cover plate, a folding handle, a handle cam, a rope cam, an euler, an integral pulley and at least one spacer. The folding handle includes a base handle portion, a folding handle portion, handle pivot pin and a biasing device. The rope cam includes an inner profile, an outer perimeter, a pivot hole and a rope groove. The pivot hole is formed through rope cam to receive a spacer post. The euler includes a round diameter and a pair of D-shaped projections extending from opposing ends of the round diameter. D-shaped openings are formed in the base and cover plates to receive the D-shaped projections. The integral pulley preferably includes a pulley bracket, a spring clip, a rope pulley and a pulley axle. The rope pulley includes a peripheral groove for retaining a rope.