4 results about "Pentagonal prism" patented technology

1. Name of the designed product: Cigar (pentagonal prism type). 2. Use of the designed product: Cigar for smoking. 3. Design points of the designed product: In shape. 4. Picture or photo best indicating the design points: Front view.

The utility model discloses a self-control hot water tank for a reaction kettle, which relates to the technical field of hot water tanks and comprises a tank body, the tank body is in a pentagonal prism shape, five kettle bodies and a blanking pipe are arranged above the tank body, and the five kettle bodies are arranged on five edges of the top of the tank body in a honeycomb surrounding array mode. The opposite sides of the five kettle bodies are connected with a discharging pipe, the discharging pipe is a pentagonal pipeline which is coaxially arranged with the box body, one part of the discharging pipe extends out of the side edge of the box body, and the horizontal plane of the bottom of the part, located on the outer side of the box body, of the kettle body is lower than the top of the box body; a water conveying pipe and a return pipe are mounted at the bottom of one side, outside the box body, of the kettle body; according to the utility model, the five kettle bodies are arranged at the top of the box body in a honeycomb-shaped surrounding array manner, so that the uniform distribution and effective utilization of heat are facilitated, the heat exchange efficiency is improved, the built-in heat exchanger is connected with the water conveying pipe and the return pipe, and the effective transfer and exchange of the heat are realized.

1. Name of the product in this design: Landscape Light (Pentagonal Prism). 2. Purpose of this design: decorative lighting for outdoor public places. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

This invention belongs to the field of telescope manufacturing technology and discloses a binocular optical system with a large field of view and low edge distortion. Its features include: a first objective lens, a second objective lens, a third objective lens, a focusing lens, a semi-pentagonal prism, a roof prism, a first eyepiece lens, a second eyepiece lens, a third eyepiece lens, a fourth eyepiece lens, a fifth eyepiece lens, and a sixth eyepiece lens arranged sequentially from the object side to the image side along the optical axis. The telescope optical system has a magnification of 8x, an exit pupil distance of 20.90mm, an exit pupil diameter of 5.037mm, and a field of view of 9°.