A measuring board having a simple structure is to be provided. A measuring board includes a main body having a foldable structure, and the main body includes a placement part on which a foot is placed and that includes a measurement marker, a wall part provided adjacent to the placement part and configured to position a heel during measurement, and supporting structures and that support the wall part. With such a configuration, a measuring board having a simple structure can be provided.

A fish measurement device including a hinged rigid bump board in combination with a slidably engageable cradle and a method for verification of fish measurement when using the device. The device having a QR tag used during the verification method authenticating fish size during a Catch, Photo, Release fishing tournament using a Tournament Management System.

A fish measurement device including a hinged rigid bump board in combination with a slidably engageable cradle and a method for verification of fish measurement when using the device. The device having a QR tag used during the verification method authenticating fish size during a Catch, Photo, Release fishing tournament using a Tournament Management System.

A level multitool, comprising a plurality level bodies, wherein each of the plurality of level bodies comprises at least one level, bubble level or spirit level and wherein each of the plurality of level bodies is removably connected to another of the plurality of level bodies by a hinge such that a first level body connected by a first hinge can articulate with respect to a second level body connected thereto via the first hinge so that the first and second level bodies may be releasably locked by the first hinge in a plurality of positions wherein an angle between the first and second level bodies at each position is different than the angle therebetween at each of the other plurality of positions.

A level multitool, comprising a plurality level bodies, wherein each of the plurality of level bodies comprises at least one level, bubble level or spirit level and wherein each of the plurality of level bodies is removably connected to another of the plurality of level bodies by a hinge such that a first level body connected by a first hinge can articulate with respect to a second level body connected thereto via the first hinge so that the first and second level bodies may be releasably locked by the first hinge in a plurality of positions wherein an angle between the first and second level bodies at each position is different than the angle therebetween at each of the other plurality of positions.

The invention relates to a displacement transducer arrangement for measuring intrusions in a crash test dummy, having a first mounting and a second mounting, wherein a distance between the first mounting and the second mounting is variable, wherein there is a displacement transducer for measuring the distance (D) between the first mounting and second mounting, wherein the first mounting and second mounting are connected to each other by a scissor lift mechanism. The invention further relates to a crash test dummy.

The invention relates to a displacement transducer arrangement for measuring intrusions in a crash test dummy, having a first mounting and a second mounting, wherein a distance between the first mounting and the second mounting is variable, wherein there is a displacement transducer for measuring the distance (D) between the first mounting and second mounting, wherein the first mounting and second mounting are connected to each other by a scissor lift mechanism. The invention further relates to a crash test dummy.

A foldable ruler includes a first ruler segment, a second ruler segment pivotally coupled to the first ruler segment, a third ruler segment pivotally coupled to the second ruler segment, and a fourth ruler segment pivotally coupled to the third ruler segment. Each of the first, second, third, and fourth ruler segments includes a first side surface and a second side surface opposite the first side surface. At least one of the first and second side surfaces includes a first set of indicia representing units of measurement. Each of the first, second, third, and fourth ruler segments also includes a top surface extending between the first and second side surfaces. The top surface of the fourth ruler segment includes a second set of indicia representing a plurality of angles.

A foldable ruler includes a first ruler segment, a second ruler segment pivotally coupled to the first ruler segment, a third ruler segment pivotally coupled to the second ruler segment, and a fourth ruler segment pivotally coupled to the third ruler segment. Each of the first, second, third, and fourth ruler segments includes a first side surface and a second side surface opposite the first side surface. At least one of the first and second side surfaces includes a first set of indicia representing units of measurement. Each of the first, second, third, and fourth ruler segments also includes a top surface extending between the first and second side surfaces. The top surface of the fourth ruler segment includes a second set of indicia representing a plurality of angles.

A carpentry device including a main arm having a width and length configured to measure distances of an object. The main arm can include indicia markings on a face of the main arm for measuring distances of an object. The main arm can be formed from one or more sections configured to extend or retract in a longitudinal direction, including at least one supplemental arm extending from at least one connection point at an end of the main arm such that the at least one supplemental arm can rotate about the at least one connection point. A digital angle finder can be attached to the at least one connection point to display an angle between the at least one connection point and the main arm. A bubble level can be attached to the face of the main arm.