A weight measurement device comprises: an upper surface cover on which a measurement target is placed; a load cell to detect weight of the measurement target placed on the upper surface cover; a bridge to support the load cell; a receiving member to receive the weight of the measurement target placed on the upper surface cover; and a bottom surface cover provided on a lower surface side of the receiving member, and further comprises a sliding part provided between the lower surface of the receiving member and an upper surface of the bottom surface cover to enable the receiving member to move in a horizontal direction relative to the bottom cover. The bridge comprises a pivot which is a fulcrum to make it possible to change inclination of the bridge relative to the bottom surface cover and is in contact with an upper surface of the receiving member.

Systems and methods related to multiple degree of freedom force sensors are disclosed. One aspect of the disclosure provides a load sensor. The load sensor comprises a first plate and a second plate, a plurality of single-axis load cells including first, second, and third single-axis load cells, wherein each of the first, second, and third single-axis load cells is disposed between the first plate and the second plate and is oriented along a first axis, and a plurality of constraint joints coupled to the first plate and the second plate, the plurality of constraint joints configured to inhibit translation of the first plate relative to the second plate in directions perpendicular to the first axis and configured to inhibit rotation of the first plate relative to the second plate about the first axis.

A weight measuring apparatus for vehicles includes a measuring plate on which an object to be measured is placed; a plurality of entry members installed on the measuring plate; and a load cell having one side fixed to the entry member and the other side fixed to the measuring plate, wherein the entry members are installed apart from each other at the edge of the measuring plate. A weight measuring apparatus for vehicles with which a vehicle is easy to enter thereby measuring the weight of the vehicle conveniently, of which structure is simple and light thereby improving the usability and handling thereof, of which cost for manufacturing can be reduced, of which supporting structure is stable and reinforced with structural strength thereby improving durability and safety, and that can measure load weight accurately.

A weight measuring apparatus for vehicles includes a measuring plate on which an object to be measured is placed; a plurality of entry members installed on the measuring plate; and a load cell having one side fixed to the entry member and the other side fixed to the measuring plate, wherein the entry members are installed apart from each other at the edge of the measuring plate. A weight measuring apparatus for vehicles with which a vehicle is easy to enter thereby measuring the weight of the vehicle conveniently, of which structure is simple and light thereby improving the usability and handling thereof, of which cost for manufacturing can be reduced, of which supporting structure is stable and reinforced with structural strength thereby improving durability and safety, and that can measure load weight accurately.

Embodiments of the present disclosure relate to apparatus for measuring various characteristics of an indoor agriculture system. In one embodiment, a plug holder weight measurement system includes a plant plug holder disposed in a grow tower and one or more load cells positioned and configured to detect a weight of a plug holder. The load cells may be compression-type, tension-type, torsion-type, or beam-type load cells and each may be integrated into the grow tower.

Embodiments of the present disclosure relate to apparatus for measuring various characteristics of an indoor agriculture system. In one embodiment, a plug holder weight measurement system includes a plant plug holder disposed in a grow tower and one or more load cells positioned and configured to detect a weight of a plug holder. The load cells may be compression-type, tension-type, torsion-type, or beam-type load cells and each may be integrated into the grow tower.

A foldable weighing scale includes first and second steel frames, connecting rods fastened at bottoms of the first and second steel frames, first pressure sensors fastened at ends of the connecting rods away from the first frame, second pressure sensors fastened at ends of the connecting rods away from the second frame, a display fastened on the first steel frame, and a power supply box fastened on the first steel frame. The display and the first and second pressure sensors are battery powered. There is further provided a switch button connected to a power supply box, and a rotating connection component between the first steel frame and second steel frame. The rotating connection component includes a first connector for rotating in the first steel frame and a second connector fastened on the second steel frame. Part between the first connector and second connector can rotate and is detachable.

A system to monitor weight of a reservoir or a structure comprises a load cell which comprises an electrical or optical transducer to provide a proportional signal of the deformation, a load cell base support for holding the load cell on the ground substantially about the axis of the support element of the reservoir, a load cell support adapter to attach the loadcell to the support member of the reservoir. The cell support adapter may comprise an opening or a shouldering anchor aiming at facilitating attachment to a temporary lifting device.

Load cell lift-off protection devices with the load to be measured applied directly to the spherical upper surface of the load cell and with locking members which are locking grooves in the load cell force introducing parts to grooves in the structure of the weighed installation.

Load cell lift-off protection devices with the load to be measured applied directly to the spherical upper surface of the load cell and with locking members which are locking grooves in the load cell force introducing parts to grooves in the structure of the weighed installation.