Methods And Systems For Use In Laser Machining

Abstract: The present embodiments providing methods systems and apprartuses of protecting a surface during laser machining. In some embodiments a method of protecting a surface during laser machining comprises: directing a fluid 938 into a cavity 318 of an object 320 being laser machined where the fluid does not have laser absorption properties; and directing a plurality of laser pulses 324 at a wall 332 of the object being laser machined where the laser pulses are configured to form a hole 330 through the wall 326 such that at least one laser pulse passes through the hole and enters the cavity while the fluid is directed into the cavity such that the laser pulse is incident on the fluid and a surface 612 together in order to inhibit backwall damage.

Patent Information

Application #

Filing Date

01 July 2014

Publication Number

07/2016

Publication Type

INA

Invention Field

ELECTRICAL

Status

Email

patent@depenning.com

Parent Application

Applicants

GENERAL ATOMICS

3550 General Atomics Court San Diego California 92121

Inventors

1. FORSMAN Andrew C.

10353 Aderman Avenue San Diego California 92126

2. JOHNSON Billy L.

23849 Gymkhana Road Ramona California 92065

3. LUNDGREN Erik H.

3537 Caminito El Rincon #253 San Diego California 92130

4. BERTCH Timothy C.

4916 Almondwood Way San Diego California 92130

5. MOELLER Charles P.

13428 Portofino Drive Del Mar California 92014

6. CARMICHAEL James A.

30545 Rock Stone Road Valley Center California 92082

Specification

Documents

Application Documents

#	Name	Date
1	OTHERS.pdf	2014-07-03
2	Form 5.pdf	2014-07-03
3	Form 3.pdf	2014-07-03
4	CLAIMS.pdf	2014-07-03
5	4980-CHENP-2014.pdf	2014-07-11
6	4980-CHENP-2014 POWER OF ATTORNEY 30-12-2014.pdf	2014-12-30
7	4980-CHENP-2014 FORM-3 30-12-2014.pdf	2014-12-30
8	4980-CHENP-2014 CORRESPONDENCE OTHERS 30-12-2014.pdf	2014-12-30
9	ASSIGNMENT.pdf	2015-03-02
10	abstract-4980-CHENP-2014.jpg	2015-03-02
11	4980-CHENP-2014-FER.pdf	2019-04-09
12	4980-CHENP-2014-PETITION UNDER RULE 137 [25-09-2019(online)].pdf	2019-09-25
13	4980-CHENP-2014-OTHERS [25-09-2019(online)].pdf	2019-09-25
14	4980-CHENP-2014-MARKED COPIES OF AMENDEMENTS [25-09-2019(online)].pdf	2019-09-25
15	4980-CHENP-2014-FORM 3 [25-09-2019(online)].pdf	2019-09-25
16	4980-CHENP-2014-FORM 13 [25-09-2019(online)].pdf	2019-09-25
17	4980-CHENP-2014-FER_SER_REPLY [25-09-2019(online)].pdf	2019-09-25
18	4980-CHENP-2014-DRAWING [25-09-2019(online)].pdf	2019-09-25
19	4980-CHENP-2014-COMPLETE SPECIFICATION [25-09-2019(online)].pdf	2019-09-25
20	4980-CHENP-2014-CLAIMS [25-09-2019(online)].pdf	2019-09-25
21	4980-CHENP-2014-AMMENDED DOCUMENTS [25-09-2019(online)].pdf	2019-09-25
22	4980-CHENP-2014-ABSTRACT [25-09-2019(online)].pdf	2019-09-25
23	4980-CHENP-2014-US(14)-HearingNotice-(HearingDate-21-02-2022).pdf	2022-01-18
24	4980-CHENP-2014-Correspondence to notify the Controller [18-02-2022(online)].pdf	2022-02-18

Search Strategy

1	4980CHENP2014_Search_Strategy_19-09-2018.pdf