The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 21, 2023

Filed:

Dec. 15, 2017
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventors:

Arne Dannenberg, Metzingen, DE;

Mike Schwarz, Kusterdingen, DE;

Thomas Friedrich, Moessingen-Oeschingen, DE;

Assignee:

ROBERT BOSCH GMBH, Stuttgart, DE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B81C 1/00 (2006.01); B81B 7/02 (2006.01);
U.S. Cl.
CPC ...
B81C 1/00531 (2013.01); B81B 7/02 (2013.01); B81B 2201/0264 (2013.01); B81B 2203/0127 (2013.01); B81B 2203/0163 (2013.01); B81C 2201/0132 (2013.01);
Abstract

A method for manufacturing a substrate including a region, which is mechanically decoupled from a support and has at least one component situated on the region; at least one recess being introduced on a front side of the substrate; an etching pattern being prepared on a back side of the substrate and etched anisotropically in such a manner, that vertical channels are produced on the back side of the substrate; and subsequently, a cavity being introduced at the back side of the substrate; the at least one recess on the front side of the substrate being connected to the cavity on the back side of the substrate; and in at least one region between the front side of the substrate and the cavity, at least two recesses or at least two segments of a recess being interconnected by at least one channel.


Find Patent Forward Citations

Loading…