Shimadzu has patented a vacuum pump with heating sections to reduce product accumulation, an exhaust pipe to discharge gas, and a gas passage container to prevent accumulation. The design aims to improve efficiency and maintain cleanliness in the pump system. GlobalData’s report on Shimadzu gives a 360-degree view of the company including its patenting strategy. Buy the report here.

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According to GlobalData’s company profile on Shimadzu, Image segmentation techniques was a key innovation area identified from patents. Shimadzu's grant share as of February 2024 was 39%. Grant share is based on the ratio of number of grants to total number of patents.

Vacuum pump with heating sections to reduce product accumulation

Source: United States Patent and Trademark Office (USPTO). Credit: Shimadzu Corp

A recently granted patent (Publication Number: US11927198B2) discloses a vacuum pump designed with multiple stages of rotor blades and stationary blades, housed within a structure including a first pump case and a second pump case. The innovative design features heating sections to prevent product accumulation, an exhaust pipe for gas discharge, and a gas passage container to prevent accumulation on the pump case and base. The gas passage container, with a U-shaped cross-section, facilitates the flow of gas and is heated to reduce product accumulation, ensuring efficient operation of the vacuum pump.

Furthermore, the patent details additional features such as an elongate hole for the outlet port, a ring-shaped gas passage container, and a purge gas injection portion to prevent gas leakage. The design also includes a labyrinth structure for clearance between components, ensuring optimal performance. With the incorporation of heating elements and strategic placement of components, the vacuum pump aims to enhance functionality and reliability in various applications requiring vacuum technology.

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GlobalData, the leading provider of industry intelligence, provided the underlying data, research, and analysis used to produce this article.

GlobalData Patent Analytics tracks bibliographic data, legal events data, point in time patent ownerships, and backward and forward citations from global patenting offices. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.